9489160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3889}}^1$

素因数の和:3961

約数の個数: 32

約数和(自身を含む): 21706200

約数和(自身を除く): 12217040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3889, 7778, 15556, 19445, 31112, 38890, 77780, 155560, 237229, 474458, 948916, 1186145, 1897832, 2372290, 4744580, 9489160]

約数ペア:

[(1, 9489160), (2, 4744580), (4, 2372290), (5, 1897832), (8, 1186145), (10, 948916), (20, 474458), (40, 237229), (61, 155560), (122, 77780), (244, 38890), (305, 31112), (488, 19445), (610, 15556), (1220, 7778), (2440, 3889)]