40007810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3701}}^1$

素因数の和:3778

約数の個数: 32

約数和(自身を含む): 76764672

約数和(自身を除く): 36756862

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 3701, 5405, 7402, 10810, 18505, 37010, 85123, 170246, 173947, 347894, 425615, 851230, 869735, 1739470, 4000781, 8001562, 20003905, 40007810]

約数ペア:

[(1, 40007810), (2, 20003905), (5, 8001562), (10, 4000781), (23, 1739470), (46, 869735), (47, 851230), (94, 425615), (115, 347894), (230, 173947), (235, 170246), (470, 85123), (1081, 37010), (2162, 18505), (3701, 10810), (5405, 7402)]