20649627840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21510029}}^1$

素因数の和:21510049

約数の個数: 56

約数和(自身を含む): 65562571440

約数和(自身を除く): 44912943600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21510029, 43020058, 64530087, 86040116, 107550145, 129060174, 172080232, 215100290, 258120348, 322650435, 344160464, 430200580, 516240696, 645300870, 688320928, 860401160, 1032481392, 1290601740, 1376641856, 1720802320, 2064962784, 2581203480, 3441604640, 4129925568, 5162406960, 6883209280, 10324813920, 20649627840]

約数ペア:

[(1, 20649627840), (2, 10324813920), (3, 6883209280), (4, 5162406960), (5, 4129925568), (6, 3441604640), (8, 2581203480), (10, 2064962784), (12, 1720802320), (15, 1376641856), (16, 1290601740), (20, 1032481392), (24, 860401160), (30, 688320928), (32, 645300870), (40, 516240696), (48, 430200580), (60, 344160464), (64, 322650435), (80, 258120348), (96, 215100290), (120, 172080232), (160, 129060174), (192, 107550145), (240, 86040116), (320, 64530087), (480, 43020058), (960, 21510029)]