40720154

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{1783}}^1$

素因数の和:2405

約数の個数: 16

約数和(自身を含む): 64438080

約数和(自身を除く): 23717926

約数列:

[1, 2, 19, 38, 601, 1202, 1783, 3566, 11419, 22838, 33877, 67754, 1071583, 2143166, 20360077, 40720154]

約数ペア:

[(1, 40720154), (2, 20360077), (19, 2143166), (38, 1071583), (601, 67754), (1202, 33877), (1783, 22838), (3566, 11419)]