1642890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2381}}^1$

素因数の和:2414

約数の個数: 32

約数和(自身を含む): 4116096

約数和(自身を除く): 2473206

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 2381, 4762, 7143, 11905, 14286, 23810, 35715, 54763, 71430, 109526, 164289, 273815, 328578, 547630, 821445, 1642890]

約数ペア:

[(1, 1642890), (2, 821445), (3, 547630), (5, 328578), (6, 273815), (10, 164289), (15, 109526), (23, 71430), (30, 54763), (46, 35715), (69, 23810), (115, 14286), (138, 11905), (230, 7143), (345, 4762), (690, 2381)]