190981640

素因数分解:

$2^3\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{4229}}^1$

素因数の和:5369

約数の個数: 32

約数和(自身を含む): 430191000

約数和(自身を除く): 239209360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1129, 2258, 4229, 4516, 5645, 8458, 9032, 11290, 16916, 21145, 22580, 33832, 42290, 45160, 84580, 169160, 4774541, 9549082, 19098164, 23872705, 38196328, 47745410, 95490820, 190981640]

約数ペア:

[(1, 190981640), (2, 95490820), (4, 47745410), (5, 38196328), (8, 23872705), (10, 19098164), (20, 9549082), (40, 4774541), (1129, 169160), (2258, 84580), (4229, 45160), (4516, 42290), (5645, 33832), (8458, 22580), (9032, 21145), (11290, 16916)]