812854840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{2731}}^1$

素因数の和:3812

約数の個数: 64

約数和(自身を含む): 2092930560

約数和(自身を除く): 1280075720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1063, 2126, 2731, 4252, 5315, 5462, 7441, 8504, 10630, 10924, 13655, 14882, 19117, 21260, 21848, 27310, 29764, 37205, 38234, 42520, 54620, 59528, 74410, 76468, 95585, 109240, 148820, 152936, 191170, 297640, 382340, 764680, 2903053, 5806106, 11612212, 14515265, 20321371, 23224424, 29030530, 40642742, 58061060, 81285484, 101606855, 116122120, 162570968, 203213710, 406427420, 812854840]

約数ペア:

[(1, 812854840), (2, 406427420), (4, 203213710), (5, 162570968), (7, 116122120), (8, 101606855), (10, 81285484), (14, 58061060), (20, 40642742), (28, 29030530), (35, 23224424), (40, 20321371), (56, 14515265), (70, 11612212), (140, 5806106), (280, 2903053), (1063, 764680), (2126, 382340), (2731, 297640), (4252, 191170), (5315, 152936), (5462, 148820), (7441, 109240), (8504, 95585), (10630, 76468), (10924, 74410), (13655, 59528), (14882, 54620), (19117, 42520), (21260, 38234), (21848, 37205), (27310, 29764)]