1265202040

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{326083}}^1$

素因数の和:326191

約数の個数: 32

約数和(自身を含む): 2876060880

約数和(自身を除く): 1610858840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 326083, 652166, 1304332, 1630415, 2608664, 3260830, 6521660, 13043320, 31630051, 63260102, 126520204, 158150255, 253040408, 316300510, 632601020, 1265202040]

約数ペア:

[(1, 1265202040), (2, 632601020), (4, 316300510), (5, 253040408), (8, 158150255), (10, 126520204), (20, 63260102), (40, 31630051), (97, 13043320), (194, 6521660), (388, 3260830), (485, 2608664), (776, 1630415), (970, 1304332), (1940, 652166), (3880, 326083)]