20623320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{57287}}^1$

素因数の和:57304

約数の個数: 48

約数和(自身を含む): 67026960

約数和(自身を除く): 46403640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 57287, 114574, 171861, 229148, 286435, 343722, 458296, 515583, 572870, 687444, 859305, 1031166, 1145740, 1374888, 1718610, 2062332, 2291480, 2577915, 3437220, 4124664, 5155830, 6874440, 10311660, 20623320]

約数ペア:

[(1, 20623320), (2, 10311660), (3, 6874440), (4, 5155830), (5, 4124664), (6, 3437220), (8, 2577915), (9, 2291480), (10, 2062332), (12, 1718610), (15, 1374888), (18, 1145740), (20, 1031166), (24, 859305), (30, 687444), (36, 572870), (40, 515583), (45, 458296), (60, 343722), (72, 286435), (90, 229148), (120, 171861), (180, 114574), (360, 57287)]