486807740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{4871}}^1$

素因数の和:5162

約数の個数: 48

約数和(自身を含む): 1080414720

約数和(自身を除く): 593606980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 263, 380, 526, 1052, 1315, 2630, 4871, 4997, 5260, 9742, 9994, 19484, 19988, 24355, 24985, 48710, 49970, 92549, 97420, 99940, 185098, 370196, 462745, 925490, 1281073, 1850980, 2562146, 5124292, 6405365, 12810730, 24340387, 25621460, 48680774, 97361548, 121701935, 243403870, 486807740]

約数ペア:

[(1, 486807740), (2, 243403870), (4, 121701935), (5, 97361548), (10, 48680774), (19, 25621460), (20, 24340387), (38, 12810730), (76, 6405365), (95, 5124292), (190, 2562146), (263, 1850980), (380, 1281073), (526, 925490), (1052, 462745), (1315, 370196), (2630, 185098), (4871, 99940), (4997, 97420), (5260, 92549), (9742, 49970), (9994, 48710), (19484, 24985), (19988, 24355)]