2420199647980

素因数分解:

$2^2\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{75583999}}^1$

素因数の和:75585609

約数の個数: 24

約数和(自身を含む): 5085593856000

約数和(自身を除く): 2665394208020

約数列:

[1, 2, 4, 5, 10, 20, 1601, 3202, 6404, 8005, 16010, 32020, 75583999, 151167998, 302335996, 377919995, 755839990, 1511679980, 121009982399, 242019964798, 484039929596, 605049911995, 1210099823990, 2420199647980]

約数ペア:

[(1, 2420199647980), (2, 1210099823990), (4, 605049911995), (5, 484039929596), (10, 242019964798), (20, 121009982399), (1601, 1511679980), (3202, 755839990), (6404, 377919995), (8005, 302335996), (16010, 151167998), (32020, 75583999)]