12436640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4091}}^1$

素因数の和:4125

約数の個数: 48

約数和(自身を含む): 30935520

約数和(自身を除く): 18498880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 4091, 8182, 16364, 20455, 32728, 40910, 65456, 77729, 81820, 130912, 155458, 163640, 310916, 327280, 388645, 621832, 654560, 777290, 1243664, 1554580, 2487328, 3109160, 6218320, 12436640]

約数ペア:

[(1, 12436640), (2, 6218320), (4, 3109160), (5, 2487328), (8, 1554580), (10, 1243664), (16, 777290), (19, 654560), (20, 621832), (32, 388645), (38, 327280), (40, 310916), (76, 163640), (80, 155458), (95, 130912), (152, 81820), (160, 77729), (190, 65456), (304, 40910), (380, 32728), (608, 20455), (760, 16364), (1520, 8182), (3040, 4091)]