20476530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{419}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 55036800

約数和(自身を除く): 34560270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 181, 270, 362, 419, 543, 838, 905, 1086, 1257, 1629, 1810, 2095, 2514, 2715, 3258, 3771, 4190, 4887, 5430, 6285, 7542, 8145, 9774, 11313, 12570, 16290, 18855, 22626, 24435, 37710, 48870, 56565, 75839, 113130, 151678, 227517, 379195, 455034, 682551, 758390, 1137585, 1365102, 2047653, 2275170, 3412755, 4095306, 6825510, 10238265, 20476530]

約数ペア:

[(1, 20476530), (2, 10238265), (3, 6825510), (5, 4095306), (6, 3412755), (9, 2275170), (10, 2047653), (15, 1365102), (18, 1137585), (27, 758390), (30, 682551), (45, 455034), (54, 379195), (90, 227517), (135, 151678), (181, 113130), (270, 75839), (362, 56565), (419, 48870), (543, 37710), (838, 24435), (905, 22626), (1086, 18855), (1257, 16290), (1629, 12570), (1810, 11313), (2095, 9774), (2514, 8145), (2715, 7542), (3258, 6285), (3771, 5430), (4190, 4887)]