2000961140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{80231}}^1$

素因数の和:80312

約数の個数: 48

約数和(自身を含む): 4448062080

約数和(自身を除く): 2447100940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1247, 2494, 4988, 6235, 12470, 24940, 80231, 160462, 320924, 401155, 802310, 1604620, 2326699, 3449933, 4653398, 6899866, 9306796, 11633495, 13799732, 17249665, 23266990, 34499330, 46533980, 68998660, 100048057, 200096114, 400192228, 500240285, 1000480570, 2000961140]

約数ペア:

[(1, 2000961140), (2, 1000480570), (4, 500240285), (5, 400192228), (10, 200096114), (20, 100048057), (29, 68998660), (43, 46533980), (58, 34499330), (86, 23266990), (116, 17249665), (145, 13799732), (172, 11633495), (215, 9306796), (290, 6899866), (430, 4653398), (580, 3449933), (860, 2326699), (1247, 1604620), (2494, 802310), (4988, 401155), (6235, 320924), (12470, 160462), (24940, 80231)]