307949740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{3907}}^1$

素因数の和:4486

約数の個数: 48

約数和(自身を含む): 740581632

約数和(自身を除く): 432631892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 563, 1126, 2252, 2815, 3907, 3941, 5630, 7814, 7882, 11260, 15628, 15764, 19535, 19705, 27349, 39070, 39410, 54698, 78140, 78820, 109396, 136745, 273490, 546980, 2199641, 4399282, 8798564, 10998205, 15397487, 21996410, 30794974, 43992820, 61589948, 76987435, 153974870, 307949740]

約数ペア:

[(1, 307949740), (2, 153974870), (4, 76987435), (5, 61589948), (7, 43992820), (10, 30794974), (14, 21996410), (20, 15397487), (28, 10998205), (35, 8798564), (70, 4399282), (140, 2199641), (563, 546980), (1126, 273490), (2252, 136745), (2815, 109396), (3907, 78820), (3941, 78140), (5630, 54698), (7814, 39410), (7882, 39070), (11260, 27349), (15628, 19705), (15764, 19535)]