20410860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2087}}^1$

素因数の和:2262

約数の個数: 48

約数和(自身を含む): 57528576

約数和(自身を除く): 37117716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2087, 2445, 3260, 4174, 4890, 6261, 8348, 9780, 10435, 12522, 20870, 25044, 31305, 41740, 62610, 125220, 340181, 680362, 1020543, 1360724, 1700905, 2041086, 3401810, 4082172, 5102715, 6803620, 10205430, 20410860]

約数ペア:

[(1, 20410860), (2, 10205430), (3, 6803620), (4, 5102715), (5, 4082172), (6, 3401810), (10, 2041086), (12, 1700905), (15, 1360724), (20, 1020543), (30, 680362), (60, 340181), (163, 125220), (326, 62610), (489, 41740), (652, 31305), (815, 25044), (978, 20870), (1630, 12522), (1956, 10435), (2087, 9780), (2445, 8348), (3260, 6261), (4174, 4890)]