42211720

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3329}}^1$

素因数の和:3657

約数の個数: 32

約数和(自身を含む): 95304600

約数和(自身を除く): 53092880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 3329, 6340, 6658, 12680, 13316, 16645, 26632, 33290, 66580, 133160, 1055293, 2110586, 4221172, 5276465, 8442344, 10552930, 21105860, 42211720]

約数ペア:

[(1, 42211720), (2, 21105860), (4, 10552930), (5, 8442344), (8, 5276465), (10, 4221172), (20, 2110586), (40, 1055293), (317, 133160), (634, 66580), (1268, 33290), (1585, 26632), (2536, 16645), (3170, 13316), (3329, 12680), (6340, 6658)]