20147740440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{121577}}^1$

素因数の和:122972

約数の個数: 64

約数和(自身を含む): 60487486560

約数和(自身を除く): 40339746120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1381, 2762, 4143, 5524, 6905, 8286, 11048, 13810, 16572, 20715, 27620, 33144, 41430, 55240, 82860, 121577, 165720, 243154, 364731, 486308, 607885, 729462, 972616, 1215770, 1458924, 1823655, 2431540, 2917848, 3647310, 4863080, 7294620, 14589240, 167897837, 335795674, 503693511, 671591348, 839489185, 1007387022, 1343182696, 1678978370, 2014774044, 2518467555, 3357956740, 4029548088, 5036935110, 6715913480, 10073870220, 20147740440]

約数ペア:

[(1, 20147740440), (2, 10073870220), (3, 6715913480), (4, 5036935110), (5, 4029548088), (6, 3357956740), (8, 2518467555), (10, 2014774044), (12, 1678978370), (15, 1343182696), (20, 1007387022), (24, 839489185), (30, 671591348), (40, 503693511), (60, 335795674), (120, 167897837), (1381, 14589240), (2762, 7294620), (4143, 4863080), (5524, 3647310), (6905, 2917848), (8286, 2431540), (11048, 1823655), (13810, 1458924), (16572, 1215770), (20715, 972616), (27620, 729462), (33144, 607885), (41430, 486308), (55240, 364731), (82860, 243154), (121577, 165720)]