479538440

素因数分解:

$2^3\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{8681}}^1$

素因数の和:10073

約数の個数: 32

約数和(自身を含む): 1079867160

約数和(自身を除く): 600328720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1381, 2762, 5524, 6905, 8681, 11048, 13810, 17362, 27620, 34724, 43405, 55240, 69448, 86810, 173620, 347240, 11988461, 23976922, 47953844, 59942305, 95907688, 119884610, 239769220, 479538440]

約数ペア:

[(1, 479538440), (2, 239769220), (4, 119884610), (5, 95907688), (8, 59942305), (10, 47953844), (20, 23976922), (40, 11988461), (1381, 347240), (2762, 173620), (5524, 86810), (6905, 69448), (8681, 55240), (11048, 43405), (13810, 34724), (17362, 27620)]