20765070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4909}}^1$

素因数の和:4969

約数の個数: 48

約数和(自身を含む): 55149120

約数和(自身を除く): 34384050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 2115, 4230, 4909, 9818, 14727, 24545, 29454, 44181, 49090, 73635, 88362, 147270, 220905, 230723, 441810, 461446, 692169, 1153615, 1384338, 2076507, 2307230, 3460845, 4153014, 6921690, 10382535, 20765070]

約数ペア:

[(1, 20765070), (2, 10382535), (3, 6921690), (5, 4153014), (6, 3460845), (9, 2307230), (10, 2076507), (15, 1384338), (18, 1153615), (30, 692169), (45, 461446), (47, 441810), (90, 230723), (94, 220905), (141, 147270), (235, 88362), (282, 73635), (423, 49090), (470, 44181), (705, 29454), (846, 24545), (1410, 14727), (2115, 9818), (4230, 4909)]