2008379020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1\times {\mathrm{4621}}^1$

素因数の和:5362

約数の個数: 48

約数和(自身を含む): 4360801536

約数和(自身を除く): 2352422516

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 701, 1402, 2804, 3505, 4621, 7010, 9242, 14020, 18484, 21731, 23105, 43462, 46210, 86924, 92420, 108655, 143251, 217310, 286502, 434620, 573004, 716255, 1432510, 2865020, 3239321, 6478642, 12957284, 16196605, 32393210, 64786420, 100418951, 200837902, 401675804, 502094755, 1004189510, 2008379020]

約数ペア:

[(1, 2008379020), (2, 1004189510), (4, 502094755), (5, 401675804), (10, 200837902), (20, 100418951), (31, 64786420), (62, 32393210), (124, 16196605), (155, 12957284), (310, 6478642), (620, 3239321), (701, 2865020), (1402, 1432510), (2804, 716255), (3505, 573004), (4621, 434620), (7010, 286502), (9242, 217310), (14020, 143251), (18484, 108655), (21731, 92420), (23105, 86924), (43462, 46210)]