139445840

素因数分解:

$2^4\times 5^1\times {\mathrm{233}}^1\times {\mathrm{7481}}^1$

素因数の和:7727

約数の個数: 40

約数和(自身を含む): 325646568

約数和(自身を除く): 186200728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233, 466, 932, 1165, 1864, 2330, 3728, 4660, 7481, 9320, 14962, 18640, 29924, 37405, 59848, 74810, 119696, 149620, 299240, 598480, 1743073, 3486146, 6972292, 8715365, 13944584, 17430730, 27889168, 34861460, 69722920, 139445840]

約数ペア:

[(1, 139445840), (2, 69722920), (4, 34861460), (5, 27889168), (8, 17430730), (10, 13944584), (16, 8715365), (20, 6972292), (40, 3486146), (80, 1743073), (233, 598480), (466, 299240), (932, 149620), (1165, 119696), (1864, 74810), (2330, 59848), (3728, 37405), (4660, 29924), (7481, 18640), (9320, 14962)]