22455420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28789}}^1$

素因数の和:28814

約数の個数: 48

約数和(自身を含む): 67714080

約数和(自身を除く): 45258660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 28789, 57578, 86367, 115156, 143945, 172734, 287890, 345468, 374257, 431835, 575780, 748514, 863670, 1122771, 1497028, 1727340, 1871285, 2245542, 3742570, 4491084, 5613855, 7485140, 11227710, 22455420]

約数ペア:

[(1, 22455420), (2, 11227710), (3, 7485140), (4, 5613855), (5, 4491084), (6, 3742570), (10, 2245542), (12, 1871285), (13, 1727340), (15, 1497028), (20, 1122771), (26, 863670), (30, 748514), (39, 575780), (52, 431835), (60, 374257), (65, 345468), (78, 287890), (130, 172734), (156, 143945), (195, 115156), (260, 86367), (390, 57578), (780, 28789)]