89472440

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{10601}}^1$

素因数の和:10823

約数の個数: 32

約数和(自身を含む): 202286160

約数和(自身を除く): 112813720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 10601, 21202, 42404, 53005, 84808, 106010, 212020, 424040, 2236811, 4473622, 8947244, 11184055, 17894488, 22368110, 44736220, 89472440]

約数ペア:

[(1, 89472440), (2, 44736220), (4, 22368110), (5, 17894488), (8, 11184055), (10, 8947244), (20, 4473622), (40, 2236811), (211, 424040), (422, 212020), (844, 106010), (1055, 84808), (1688, 53005), (2110, 42404), (4220, 21202), (8440, 10601)]