16279640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31307}}^1$

素因数の和:31331

約数の個数: 32

約数和(自身を含む): 39448080

約数和(自身を除く): 23168440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 31307, 62614, 125228, 156535, 250456, 313070, 406991, 626140, 813982, 1252280, 1627964, 2034955, 3255928, 4069910, 8139820, 16279640]

約数ペア:

[(1, 16279640), (2, 8139820), (4, 4069910), (5, 3255928), (8, 2034955), (10, 1627964), (13, 1252280), (20, 813982), (26, 626140), (40, 406991), (52, 313070), (65, 250456), (104, 156535), (130, 125228), (260, 62614), (520, 31307)]