1773640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 4536000

約数和(自身を除く): 2762360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 139, 145, 220, 232, 278, 290, 319, 440, 556, 580, 638, 695, 1112, 1160, 1276, 1390, 1529, 1595, 2552, 2780, 3058, 3190, 4031, 5560, 6116, 6380, 7645, 8062, 12232, 12760, 15290, 16124, 20155, 30580, 32248, 40310, 44341, 61160, 80620, 88682, 161240, 177364, 221705, 354728, 443410, 886820, 1773640]

約数ペア:

[(1, 1773640), (2, 886820), (4, 443410), (5, 354728), (8, 221705), (10, 177364), (11, 161240), (20, 88682), (22, 80620), (29, 61160), (40, 44341), (44, 40310), (55, 32248), (58, 30580), (88, 20155), (110, 16124), (116, 15290), (139, 12760), (145, 12232), (220, 8062), (232, 7645), (278, 6380), (290, 6116), (319, 5560), (440, 4031), (556, 3190), (580, 3058), (638, 2780), (695, 2552), (1112, 1595), (1160, 1529), (1276, 1390)]