642630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 1594368

約数和(自身を除く): 951738

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 691, 930, 1382, 2073, 3455, 4146, 6910, 10365, 20730, 21421, 42842, 64263, 107105, 128526, 214210, 321315, 642630]

約数ペア:

[(1, 642630), (2, 321315), (3, 214210), (5, 128526), (6, 107105), (10, 64263), (15, 42842), (30, 21421), (31, 20730), (62, 10365), (93, 6910), (155, 4146), (186, 3455), (310, 2073), (465, 1382), (691, 930)]