642645420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{10710757}}^1$

素因数の和:10710769

約数の個数: 24

約数和(自身を含む): 1799407344

約数和(自身を除く): 1156761924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 10710757, 21421514, 32132271, 42843028, 53553785, 64264542, 107107570, 128529084, 160661355, 214215140, 321322710, 642645420]

約数ペア:

[(1, 642645420), (2, 321322710), (3, 214215140), (4, 160661355), (5, 128529084), (6, 107107570), (10, 64264542), (12, 53553785), (15, 42843028), (20, 32132271), (30, 21421514), (60, 10710757)]