385244080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{370427}}^1$

素因数の和:370453

約数の個数: 40

約数和(自身を含む): 964594512

約数和(自身を除く): 579350432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 370427, 740854, 1481708, 1852135, 2963416, 3704270, 4815551, 5926832, 7408540, 9631102, 14817080, 19262204, 24077755, 29634160, 38524408, 48155510, 77048816, 96311020, 192622040, 385244080]

約数ペア:

[(1, 385244080), (2, 192622040), (4, 96311020), (5, 77048816), (8, 48155510), (10, 38524408), (13, 29634160), (16, 24077755), (20, 19262204), (26, 14817080), (40, 9631102), (52, 7408540), (65, 5926832), (80, 4815551), (104, 3704270), (130, 2963416), (208, 1852135), (260, 1481708), (520, 740854), (1040, 370427)]