827830120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1591981}}^1$

素因数の和:1592005

約数の個数: 32

約数和(自身を含む): 2005897320

約数和(自身を除く): 1178067200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1591981, 3183962, 6367924, 7959905, 12735848, 15919810, 20695753, 31839620, 41391506, 63679240, 82783012, 103478765, 165566024, 206957530, 413915060, 827830120]

約数ペア:

[(1, 827830120), (2, 413915060), (4, 206957530), (5, 165566024), (8, 103478765), (10, 82783012), (13, 63679240), (20, 41391506), (26, 31839620), (40, 20695753), (52, 15919810), (65, 12735848), (104, 7959905), (130, 6367924), (260, 3183962), (520, 1591981)]