2028967020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{388691}}^1$

素因数の和:388735

約数の個数: 72

約数和(自身を含む): 6366774960

約数和(自身を除く): 4337807940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 388691, 777382, 1166073, 1554764, 1943455, 2332146, 3498219, 3886910, 4664292, 5830365, 6996438, 7773820, 11272039, 11660730, 13992876, 17491095, 22544078, 23321460, 33816117, 34982190, 45088156, 56360195, 67632234, 69964380, 101448351, 112720390, 135264468, 169080585, 202896702, 225440780, 338161170, 405793404, 507241755, 676322340, 1014483510, 2028967020]

約数ペア:

[(1, 2028967020), (2, 1014483510), (3, 676322340), (4, 507241755), (5, 405793404), (6, 338161170), (9, 225440780), (10, 202896702), (12, 169080585), (15, 135264468), (18, 112720390), (20, 101448351), (29, 69964380), (30, 67632234), (36, 56360195), (45, 45088156), (58, 34982190), (60, 33816117), (87, 23321460), (90, 22544078), (116, 17491095), (145, 13992876), (174, 11660730), (180, 11272039), (261, 7773820), (290, 6996438), (348, 5830365), (435, 4664292), (522, 3886910), (580, 3498219), (870, 2332146), (1044, 1943455), (1305, 1554764), (1740, 1166073), (2610, 777382), (5220, 388691)]