1900539080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4319407}}^1$

素因数の和:4319429

約数の個数: 32

約数和(自身を含む): 4664960640

約数和(自身を除く): 2764421560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4319407, 8638814, 17277628, 21597035, 34555256, 43194070, 47513477, 86388140, 95026954, 172776280, 190053908, 237567385, 380107816, 475134770, 950269540, 1900539080]

約数ペア:

[(1, 1900539080), (2, 950269540), (4, 475134770), (5, 380107816), (8, 237567385), (10, 190053908), (11, 172776280), (20, 95026954), (22, 86388140), (40, 47513477), (44, 43194070), (55, 34555256), (88, 21597035), (110, 17277628), (220, 8638814), (440, 4319407)]