2032180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 4656960

約数和(自身を除く): 2624780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 139, 170, 172, 215, 278, 340, 430, 556, 695, 731, 860, 1390, 1462, 2363, 2780, 2924, 3655, 4726, 5977, 7310, 9452, 11815, 11954, 14620, 23630, 23908, 29885, 47260, 59770, 101609, 119540, 203218, 406436, 508045, 1016090, 2032180]

約数ペア:

[(1, 2032180), (2, 1016090), (4, 508045), (5, 406436), (10, 203218), (17, 119540), (20, 101609), (34, 59770), (43, 47260), (68, 29885), (85, 23908), (86, 23630), (139, 14620), (170, 11954), (172, 11815), (215, 9452), (278, 7310), (340, 5977), (430, 4726), (556, 3655), (695, 2924), (731, 2780), (860, 2363), (1390, 1462)]