39861540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{221453}}^1$

素因数の和:221468

約数の個数: 36

約数和(自身を含む): 120913884

約数和(自身を除く): 81052344

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 221453, 442906, 664359, 885812, 1107265, 1328718, 1993077, 2214530, 2657436, 3321795, 3986154, 4429060, 6643590, 7972308, 9965385, 13287180, 19930770, 39861540]

約数ペア:

[(1, 39861540), (2, 19930770), (3, 13287180), (4, 9965385), (5, 7972308), (6, 6643590), (9, 4429060), (10, 3986154), (12, 3321795), (15, 2657436), (18, 2214530), (20, 1993077), (30, 1328718), (36, 1107265), (45, 885812), (60, 664359), (90, 442906), (180, 221453)]