2013456080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{20183}}^1$

素因数の和:20268

約数の個数: 80

約数和(自身を含む): 4955575680

約数和(自身を除く): 2942119600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 215, 232, 290, 344, 430, 464, 580, 688, 860, 1160, 1247, 1720, 2320, 2494, 3440, 4988, 6235, 9976, 12470, 19952, 20183, 24940, 40366, 49880, 80732, 99760, 100915, 161464, 201830, 322928, 403660, 585307, 807320, 867869, 1170614, 1614640, 1735738, 2341228, 2926535, 3471476, 4339345, 4682456, 5853070, 6942952, 8678690, 9364912, 11706140, 13885904, 17357380, 23412280, 25168201, 34714760, 46824560, 50336402, 69429520, 100672804, 125841005, 201345608, 251682010, 402691216, 503364020, 1006728040, 2013456080]

約数ペア:

[(1, 2013456080), (2, 1006728040), (4, 503364020), (5, 402691216), (8, 251682010), (10, 201345608), (16, 125841005), (20, 100672804), (29, 69429520), (40, 50336402), (43, 46824560), (58, 34714760), (80, 25168201), (86, 23412280), (116, 17357380), (145, 13885904), (172, 11706140), (215, 9364912), (232, 8678690), (290, 6942952), (344, 5853070), (430, 4682456), (464, 4339345), (580, 3471476), (688, 2926535), (860, 2341228), (1160, 1735738), (1247, 1614640), (1720, 1170614), (2320, 867869), (2494, 807320), (3440, 585307), (4988, 403660), (6235, 322928), (9976, 201830), (12470, 161464), (19952, 100915), (20183, 99760), (24940, 80732), (40366, 49880)]