1440242120

素因数分解:

$2^3\times 5^1\times {\mathrm{4813}}^1\times {\mathrm{7481}}^1$

素因数の和:12305

約数の個数: 32

約数和(自身を含む): 3241651320

約数和(自身を除く): 1801409200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4813, 7481, 9626, 14962, 19252, 24065, 29924, 37405, 38504, 48130, 59848, 74810, 96260, 149620, 192520, 299240, 36006053, 72012106, 144024212, 180030265, 288048424, 360060530, 720121060, 1440242120]

約数ペア:

[(1, 1440242120), (2, 720121060), (4, 360060530), (5, 288048424), (8, 180030265), (10, 144024212), (20, 72012106), (40, 36006053), (4813, 299240), (7481, 192520), (9626, 149620), (14962, 96260), (19252, 74810), (24065, 59848), (29924, 48130), (37405, 38504)]