320424910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{10313}}^1$

素因数の和:10572

約数の個数: 32

約数和(自身を含む): 623790720

約数和(自身を除く): 303365810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239, 478, 1195, 2390, 3107, 6214, 10313, 15535, 20626, 31070, 51565, 103130, 134069, 268138, 670345, 1340690, 2464807, 4929614, 12324035, 24648070, 32042491, 64084982, 160212455, 320424910]

約数ペア:

[(1, 320424910), (2, 160212455), (5, 64084982), (10, 32042491), (13, 24648070), (26, 12324035), (65, 4929614), (130, 2464807), (239, 1340690), (478, 670345), (1195, 268138), (2390, 134069), (3107, 103130), (6214, 51565), (10313, 31070), (15535, 20626)]