20539020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2267}}^1$

素因数の和:2430

約数の個数: 48

約数和(自身を含む): 57915648

約数和(自身を除く): 37376628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 302, 453, 604, 755, 906, 1510, 1812, 2265, 2267, 3020, 4530, 4534, 6801, 9060, 9068, 11335, 13602, 22670, 27204, 34005, 45340, 68010, 136020, 342317, 684634, 1026951, 1369268, 1711585, 2053902, 3423170, 4107804, 5134755, 6846340, 10269510, 20539020]

約数ペア:

[(1, 20539020), (2, 10269510), (3, 6846340), (4, 5134755), (5, 4107804), (6, 3423170), (10, 2053902), (12, 1711585), (15, 1369268), (20, 1026951), (30, 684634), (60, 342317), (151, 136020), (302, 68010), (453, 45340), (604, 34005), (755, 27204), (906, 22670), (1510, 13602), (1812, 11335), (2265, 9068), (2267, 9060), (3020, 6801), (4530, 4534)]