8045240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 21081600

約数和(自身を除く): 13036360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 487, 590, 826, 974, 1180, 1652, 1948, 2065, 2360, 2435, 3304, 3409, 3896, 4130, 4870, 6818, 8260, 9740, 13636, 16520, 17045, 19480, 27272, 28733, 34090, 57466, 68180, 114932, 136360, 143665, 201131, 229864, 287330, 402262, 574660, 804524, 1005655, 1149320, 1609048, 2011310, 4022620, 8045240]

約数ペア:

[(1, 8045240), (2, 4022620), (4, 2011310), (5, 1609048), (7, 1149320), (8, 1005655), (10, 804524), (14, 574660), (20, 402262), (28, 287330), (35, 229864), (40, 201131), (56, 143665), (59, 136360), (70, 114932), (118, 68180), (140, 57466), (236, 34090), (280, 28733), (295, 27272), (413, 19480), (472, 17045), (487, 16520), (590, 13636), (826, 9740), (974, 8260), (1180, 6818), (1652, 4870), (1948, 4130), (2065, 3896), (2360, 3409), (2435, 3304)]