20233346640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{20719}}^1$

素因数の和:21061

約数の個数: 160

約数和(自身を含む): 67767329280

約数和(自身を除く): 47533982640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 313, 390, 520, 624, 626, 780, 939, 1040, 1252, 1560, 1565, 1878, 2504, 3120, 3130, 3756, 4069, 4695, 5008, 6260, 7512, 8138, 9390, 12207, 12520, 15024, 16276, 18780, 20345, 20719, 24414, 25040, 32552, 37560, 40690, 41438, 48828, 61035, 62157, 65104, 75120, 81380, 82876, 97656, 103595, 122070, 124314, 162760, 165752, 195312, 207190, 244140, 248628, 269347, 310785, 325520, 331504, 414380, 488280, 497256, 538694, 621570, 808041, 828760, 976560, 994512, 1077388, 1243140, 1346735, 1616082, 1657520, 2154776, 2486280, 2693470, 3232164, 4040205, 4309552, 4972560, 5386940, 6464328, 6485047, 8080410, 10773880, 12928656, 12970094, 16160820, 19455141, 21547760, 25940188, 32321640, 32425235, 38910282, 51880376, 64643280, 64850470, 77820564, 84305611, 97275705, 103760752, 129700940, 155641128, 168611222, 194551410, 252916833, 259401880, 311282256, 337222444, 389102820, 421528055, 505833666, 518803760, 674444888, 778205640, 843056110, 1011667332, 1264584165, 1348889776, 1556411280, 1686112220, 2023334664, 2529168330, 3372224440, 4046669328, 5058336660, 6744448880, 10116673320, 20233346640]

約数ペア:

[(1, 20233346640), (2, 10116673320), (3, 6744448880), (4, 5058336660), (5, 4046669328), (6, 3372224440), (8, 2529168330), (10, 2023334664), (12, 1686112220), (13, 1556411280), (15, 1348889776), (16, 1264584165), (20, 1011667332), (24, 843056110), (26, 778205640), (30, 674444888), (39, 518803760), (40, 505833666), (48, 421528055), (52, 389102820), (60, 337222444), (65, 311282256), (78, 259401880), (80, 252916833), (104, 194551410), (120, 168611222), (130, 155641128), (156, 129700940), (195, 103760752), (208, 97275705), (240, 84305611), (260, 77820564), (312, 64850470), (313, 64643280), (390, 51880376), (520, 38910282), (624, 32425235), (626, 32321640), (780, 25940188), (939, 21547760), (1040, 19455141), (1252, 16160820), (1560, 12970094), (1565, 12928656), (1878, 10773880), (2504, 8080410), (3120, 6485047), (3130, 6464328), (3756, 5386940), (4069, 4972560), (4695, 4309552), (5008, 4040205), (6260, 3232164), (7512, 2693470), (8138, 2486280), (9390, 2154776), (12207, 1657520), (12520, 1616082), (15024, 1346735), (16276, 1243140), (18780, 1077388), (20345, 994512), (20719, 976560), (24414, 828760), (25040, 808041), (32552, 621570), (37560, 538694), (40690, 497256), (41438, 488280), (48828, 414380), (61035, 331504), (62157, 325520), (65104, 310785), (75120, 269347), (81380, 248628), (82876, 244140), (97656, 207190), (103595, 195312), (122070, 165752), (124314, 162760)]