480419992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{21893}}^1$

素因数の和:22123

約数の個数: 32

約数和(自身を含む): 974720880

約数和(自身を除く): 494300888

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 211, 422, 844, 1688, 2743, 5486, 10972, 21893, 21944, 43786, 87572, 175144, 284609, 569218, 1138436, 2276872, 4619423, 9238846, 18477692, 36955384, 60052499, 120104998, 240209996, 480419992]

約数ペア:

[(1, 480419992), (2, 240209996), (4, 120104998), (8, 60052499), (13, 36955384), (26, 18477692), (52, 9238846), (104, 4619423), (211, 2276872), (422, 1138436), (844, 569218), (1688, 284609), (2743, 175144), (5486, 87572), (10972, 43786), (21893, 21944)]