137970440

素因数分解:

$2^3\times 5^1\times {\mathrm{3449261}}^1$

素因数の和:3449272

約数の個数: 16

約数和(自身を含む): 310433580

約数和(自身を除く): 172463140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3449261, 6898522, 13797044, 17246305, 27594088, 34492610, 68985220, 137970440]

約数ペア:

[(1, 137970440), (2, 68985220), (4, 34492610), (5, 27594088), (8, 17246305), (10, 13797044), (20, 6898522), (40, 3449261)]