19953060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8111}}^1$

素因数の和:8164

約数の個数: 48

約数和(自身を含む): 57238272

約数和(自身を除く): 37285212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 8111, 16222, 24333, 32444, 40555, 48666, 81110, 97332, 121665, 162220, 243330, 332551, 486660, 665102, 997653, 1330204, 1662755, 1995306, 3325510, 3990612, 4988265, 6651020, 9976530, 19953060]

約数ペア:

[(1, 19953060), (2, 9976530), (3, 6651020), (4, 4988265), (5, 3990612), (6, 3325510), (10, 1995306), (12, 1662755), (15, 1330204), (20, 997653), (30, 665102), (41, 486660), (60, 332551), (82, 243330), (123, 162220), (164, 121665), (205, 97332), (246, 81110), (410, 48666), (492, 40555), (615, 32444), (820, 24333), (1230, 16222), (2460, 8111)]