42700520

素因数分解:

$2^3\times 5^1\times {\mathrm{773}}^1\times {\mathrm{1381}}^1$

素因数の和:2165

約数の個数: 32

約数和(自身を含む): 96270120

約数和(自身を除く): 53569600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 773, 1381, 1546, 2762, 3092, 3865, 5524, 6184, 6905, 7730, 11048, 13810, 15460, 27620, 30920, 55240, 1067513, 2135026, 4270052, 5337565, 8540104, 10675130, 21350260, 42700520]

約数ペア:

[(1, 42700520), (2, 21350260), (4, 10675130), (5, 8540104), (8, 5337565), (10, 4270052), (20, 2135026), (40, 1067513), (773, 55240), (1381, 30920), (1546, 27620), (2762, 15460), (3092, 13810), (3865, 11048), (5524, 7730), (6184, 6905)]