12703120

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1637}}^1$

素因数の和:1747

約数の個数: 40

約数和(自身を含む): 29857464

約数和(自身を除く): 17154344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1637, 1940, 3274, 3880, 6548, 7760, 8185, 13096, 16370, 26192, 32740, 65480, 130960, 158789, 317578, 635156, 793945, 1270312, 1587890, 2540624, 3175780, 6351560, 12703120]

約数ペア:

[(1, 12703120), (2, 6351560), (4, 3175780), (5, 2540624), (8, 1587890), (10, 1270312), (16, 793945), (20, 635156), (40, 317578), (80, 158789), (97, 130960), (194, 65480), (388, 32740), (485, 26192), (776, 16370), (970, 13096), (1552, 8185), (1637, 7760), (1940, 6548), (3274, 3880)]