20859348420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{4292047}}^1$

素因数の和:4292071

約数の個数: 72

約数和(自身を含む): 65616829824

約数和(自身を除く): 44757481404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 4292047, 8584094, 12876141, 17168188, 21460235, 25752282, 38628423, 42920470, 51504564, 64380705, 77256846, 85840940, 115885269, 128761410, 154513692, 193142115, 231770538, 257522820, 347655807, 386284230, 463541076, 579426345, 695311614, 772568460, 1042967421, 1158852690, 1390623228, 1738279035, 2085934842, 2317705380, 3476558070, 4171869684, 5214837105, 6953116140, 10429674210, 20859348420]

約数ペア:

[(1, 20859348420), (2, 10429674210), (3, 6953116140), (4, 5214837105), (5, 4171869684), (6, 3476558070), (9, 2317705380), (10, 2085934842), (12, 1738279035), (15, 1390623228), (18, 1158852690), (20, 1042967421), (27, 772568460), (30, 695311614), (36, 579426345), (45, 463541076), (54, 386284230), (60, 347655807), (81, 257522820), (90, 231770538), (108, 193142115), (135, 154513692), (162, 128761410), (180, 115885269), (243, 85840940), (270, 77256846), (324, 64380705), (405, 51504564), (486, 42920470), (540, 38628423), (810, 25752282), (972, 21460235), (1215, 17168188), (1620, 12876141), (2430, 8584094), (4860, 4292047)]