260076980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1\times {\mathrm{727}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 565533696

約数和(自身を除く): 305456716

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 577, 620, 727, 1154, 1454, 2308, 2885, 2908, 3635, 5770, 7270, 11540, 14540, 17887, 22537, 35774, 45074, 71548, 89435, 90148, 112685, 178870, 225370, 357740, 419479, 450740, 838958, 1677916, 2097395, 4194790, 8389580, 13003849, 26007698, 52015396, 65019245, 130038490, 260076980]

約数ペア:

[(1, 260076980), (2, 130038490), (4, 65019245), (5, 52015396), (10, 26007698), (20, 13003849), (31, 8389580), (62, 4194790), (124, 2097395), (155, 1677916), (310, 838958), (577, 450740), (620, 419479), (727, 357740), (1154, 225370), (1454, 178870), (2308, 112685), (2885, 90148), (2908, 89435), (3635, 71548), (5770, 45074), (7270, 35774), (11540, 22537), (14540, 17887)]