8210440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 22161600

約数和(自身を除く): 13951160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 59, 70, 71, 98, 118, 140, 142, 196, 236, 245, 280, 284, 295, 355, 392, 413, 472, 490, 497, 568, 590, 710, 826, 980, 994, 1180, 1420, 1652, 1960, 1988, 2065, 2360, 2485, 2840, 2891, 3304, 3479, 3976, 4130, 4189, 4970, 5782, 6958, 8260, 8378, 9940, 11564, 13916, 14455, 16520, 16756, 17395, 19880, 20945, 23128, 27832, 28910, 29323, 33512, 34790, 41890, 57820, 58646, 69580, 83780, 115640, 117292, 139160, 146615, 167560, 205261, 234584, 293230, 410522, 586460, 821044, 1026305, 1172920, 1642088, 2052610, 4105220, 8210440]

約数ペア:

[(1, 8210440), (2, 4105220), (4, 2052610), (5, 1642088), (7, 1172920), (8, 1026305), (10, 821044), (14, 586460), (20, 410522), (28, 293230), (35, 234584), (40, 205261), (49, 167560), (56, 146615), (59, 139160), (70, 117292), (71, 115640), (98, 83780), (118, 69580), (140, 58646), (142, 57820), (196, 41890), (236, 34790), (245, 33512), (280, 29323), (284, 28910), (295, 27832), (355, 23128), (392, 20945), (413, 19880), (472, 17395), (490, 16756), (497, 16520), (568, 14455), (590, 13916), (710, 11564), (826, 9940), (980, 8378), (994, 8260), (1180, 6958), (1420, 5782), (1652, 4970), (1960, 4189), (1988, 4130), (2065, 3976), (2360, 3479), (2485, 3304), (2840, 2891)]