40031690

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{20959}}^1$

素因数の和:21157

約数の個数: 16

約数和(自身を含む): 72437760

約数和(自身を除く): 32406070

約数列:

[1, 2, 5, 10, 191, 382, 955, 1910, 20959, 41918, 104795, 209590, 4003169, 8006338, 20015845, 40031690]

約数ペア:

[(1, 40031690), (2, 20015845), (5, 8006338), (10, 4003169), (191, 209590), (382, 104795), (955, 41918), (1910, 20959)]