40005508

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1291}}^1$

素因数の和:1483

約数の個数: 24

約数和(自身を含む): 71773184

約数和(自身を除く): 31767676

約数列:

[1, 2, 4, 61, 122, 127, 244, 254, 508, 1291, 2582, 5164, 7747, 15494, 30988, 78751, 157502, 163957, 315004, 327914, 655828, 10001377, 20002754, 40005508]

約数ペア:

[(1, 40005508), (2, 20002754), (4, 10001377), (61, 655828), (122, 327914), (127, 315004), (244, 163957), (254, 157502), (508, 78751), (1291, 30988), (2582, 15494), (5164, 7747)]