421020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2339}}^1$

素因数の和:2354

約数の個数: 36

約数和(自身を含む): 1277640

約数和(自身を除く): 856620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2339, 4678, 7017, 9356, 11695, 14034, 21051, 23390, 28068, 35085, 42102, 46780, 70170, 84204, 105255, 140340, 210510, 421020]

約数ペア:

[(1, 421020), (2, 210510), (3, 140340), (4, 105255), (5, 84204), (6, 70170), (9, 46780), (10, 42102), (12, 35085), (15, 28068), (18, 23390), (20, 21051), (30, 14034), (36, 11695), (45, 9356), (60, 7017), (90, 4678), (180, 2339)]