315514790

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{1471}}^1$

素因数の和:1808

約数の個数: 32

約数和(自身を含む): 577082880

約数和(自身を除く): 261568090

約数列:

[1, 2, 5, 10, 89, 178, 241, 445, 482, 890, 1205, 1471, 2410, 2942, 7355, 14710, 21449, 42898, 107245, 130919, 214490, 261838, 354511, 654595, 709022, 1309190, 1772555, 3545110, 31551479, 63102958, 157757395, 315514790]

約数ペア:

[(1, 315514790), (2, 157757395), (5, 63102958), (10, 31551479), (89, 3545110), (178, 1772555), (241, 1309190), (445, 709022), (482, 654595), (890, 354511), (1205, 261838), (1471, 214490), (2410, 130919), (2942, 107245), (7355, 42898), (14710, 21449)]