20958780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349313}}^1$

素因数の和:349325

約数の個数: 24

約数和(自身を含む): 58684752

約数和(自身を除く): 37725972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349313, 698626, 1047939, 1397252, 1746565, 2095878, 3493130, 4191756, 5239695, 6986260, 10479390, 20958780]

約数ペア:

[(1, 20958780), (2, 10479390), (3, 6986260), (4, 5239695), (5, 4191756), (6, 3493130), (10, 2095878), (12, 1746565), (15, 1397252), (20, 1047939), (30, 698626), (60, 349313)]