18809880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{156749}}^1$

素因数の和:156763

約数の個数: 32

約数和(自身を含む): 56430000

約数和(自身を除く): 37620120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 156749, 313498, 470247, 626996, 783745, 940494, 1253992, 1567490, 1880988, 2351235, 3134980, 3761976, 4702470, 6269960, 9404940, 18809880]

約数ペア:

[(1, 18809880), (2, 9404940), (3, 6269960), (4, 4702470), (5, 3761976), (6, 3134980), (8, 2351235), (10, 1880988), (12, 1567490), (15, 1253992), (20, 940494), (24, 783745), (30, 626996), (40, 470247), (60, 313498), (120, 156749)]