1639786510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{2221}}^1$

素因数の和:2389

約数の個数: 64

約数和(自身を含む): 3231036864

約数和(自身を除く): 1591250354

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 101, 170, 202, 215, 430, 505, 731, 1010, 1462, 1717, 2221, 3434, 3655, 4343, 4442, 7310, 8585, 8686, 11105, 17170, 21715, 22210, 37757, 43430, 73831, 75514, 95503, 147662, 188785, 191006, 224321, 369155, 377570, 448642, 477515, 738310, 955030, 1121605, 1623551, 2243210, 3247102, 3813457, 7626914, 8117755, 9645803, 16235510, 19067285, 19291606, 38134570, 48229015, 96458030, 163978651, 327957302, 819893255, 1639786510]

約数ペア:

[(1, 1639786510), (2, 819893255), (5, 327957302), (10, 163978651), (17, 96458030), (34, 48229015), (43, 38134570), (85, 19291606), (86, 19067285), (101, 16235510), (170, 9645803), (202, 8117755), (215, 7626914), (430, 3813457), (505, 3247102), (731, 2243210), (1010, 1623551), (1462, 1121605), (1717, 955030), (2221, 738310), (3434, 477515), (3655, 448642), (4343, 377570), (4442, 369155), (7310, 224321), (8585, 191006), (8686, 188785), (11105, 147662), (17170, 95503), (21715, 75514), (22210, 73831), (37757, 43430)]