1989730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 3846528

約数和(自身を除く): 1856798

約数列:

[1, 2, 5, 10, 23, 41, 46, 82, 115, 205, 211, 230, 410, 422, 943, 1055, 1886, 2110, 4715, 4853, 8651, 9430, 9706, 17302, 24265, 43255, 48530, 86510, 198973, 397946, 994865, 1989730]

約数ペア:

[(1, 1989730), (2, 994865), (5, 397946), (10, 198973), (23, 86510), (41, 48530), (46, 43255), (82, 24265), (115, 17302), (205, 9706), (211, 9430), (230, 8651), (410, 4853), (422, 4715), (943, 2110), (1055, 1886)]