28938870

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{11909}}^1$

素因数の和:11931

約数の個数: 48

約数和(自身を含む): 78034320

約数和(自身を除く): 49095450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 11909, 23818, 35727, 59545, 71454, 107181, 119090, 178635, 214362, 321543, 357270, 535905, 643086, 964629, 1071810, 1607715, 1929258, 2893887, 3215430, 4823145, 5787774, 9646290, 14469435, 28938870]

約数ペア:

[(1, 28938870), (2, 14469435), (3, 9646290), (5, 5787774), (6, 4823145), (9, 3215430), (10, 2893887), (15, 1929258), (18, 1607715), (27, 1071810), (30, 964629), (45, 643086), (54, 535905), (81, 357270), (90, 321543), (135, 214362), (162, 178635), (243, 119090), (270, 107181), (405, 71454), (486, 59545), (810, 35727), (1215, 23818), (2430, 11909)]