40684740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39887}}^1$

素因数の和:39916

約数の個数: 48

約数和(自身を含む): 120621312

約数和(自身を除く): 79936572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 39887, 79774, 119661, 159548, 199435, 239322, 398870, 478644, 598305, 678079, 797740, 1196610, 1356158, 2034237, 2393220, 2712316, 3390395, 4068474, 6780790, 8136948, 10171185, 13561580, 20342370, 40684740]

約数ペア:

[(1, 40684740), (2, 20342370), (3, 13561580), (4, 10171185), (5, 8136948), (6, 6780790), (10, 4068474), (12, 3390395), (15, 2712316), (17, 2393220), (20, 2034237), (30, 1356158), (34, 1196610), (51, 797740), (60, 678079), (68, 598305), (85, 478644), (102, 398870), (170, 239322), (204, 199435), (255, 159548), (340, 119661), (510, 79774), (1020, 39887)]