290411972

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{599}}^1\times {\mathrm{1987}}^1$

素因数の和:2651

約数の個数: 24

約数和(自身を含む): 517675200

約数和(自身を除く): 227263228

約数列:

[1, 2, 4, 61, 122, 244, 599, 1198, 1987, 2396, 3974, 7948, 36539, 73078, 121207, 146156, 242414, 484828, 1190213, 2380426, 4760852, 72602993, 145205986, 290411972]

約数ペア:

[(1, 290411972), (2, 145205986), (4, 72602993), (61, 4760852), (122, 2380426), (244, 1190213), (599, 484828), (1198, 242414), (1987, 146156), (2396, 121207), (3974, 73078), (7948, 36539)]