40702028

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:510

約数の個数: 36

約数和(自身を含む): 76425552

約数和(自身を除く): 35723524

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 361, 397, 722, 794, 1349, 1444, 1588, 2698, 5396, 7543, 15086, 25631, 28187, 30172, 51262, 56374, 102524, 112748, 143317, 286634, 535553, 573268, 1071106, 2142212, 10175507, 20351014, 40702028]

約数ペア:

[(1, 40702028), (2, 20351014), (4, 10175507), (19, 2142212), (38, 1071106), (71, 573268), (76, 535553), (142, 286634), (284, 143317), (361, 112748), (397, 102524), (722, 56374), (794, 51262), (1349, 30172), (1444, 28187), (1588, 25631), (2698, 15086), (5396, 7543)]