39884580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{221581}}^1$

素因数の和:221596

約数の個数: 36

約数和(自身を含む): 120983772

約数和(自身を除く): 81099192

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 221581, 443162, 664743, 886324, 1107905, 1329486, 1994229, 2215810, 2658972, 3323715, 3988458, 4431620, 6647430, 7976916, 9971145, 13294860, 19942290, 39884580]

約数ペア:

[(1, 39884580), (2, 19942290), (3, 13294860), (4, 9971145), (5, 7976916), (6, 6647430), (9, 4431620), (10, 3988458), (12, 3323715), (15, 2658972), (18, 2215810), (20, 1994229), (30, 1329486), (36, 1107905), (45, 886324), (60, 664743), (90, 443162), (180, 221581)]