280275940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{117763}}^1$

素因数の和:117796

約数の個数: 48

約数和(自身を含む): 712236672

約数和(自身を除く): 431960732

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 117763, 235526, 471052, 588815, 824341, 1177630, 1648682, 2001971, 2355260, 3297364, 4003942, 4121705, 8007884, 8243410, 10009855, 14013797, 16486820, 20019710, 28027594, 40039420, 56055188, 70068985, 140137970, 280275940]

約数ペア:

[(1, 280275940), (2, 140137970), (4, 70068985), (5, 56055188), (7, 40039420), (10, 28027594), (14, 20019710), (17, 16486820), (20, 14013797), (28, 10009855), (34, 8243410), (35, 8007884), (68, 4121705), (70, 4003942), (85, 3297364), (119, 2355260), (140, 2001971), (170, 1648682), (238, 1177630), (340, 824341), (476, 588815), (595, 471052), (1190, 235526), (2380, 117763)]