20137527620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{530773}}^1$

素因数の和:531060

約数の個数: 48

約数和(自身を含む): 48508497408

約数和(自身を除く): 28370969788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 271, 542, 1084, 1355, 1897, 2710, 3794, 5420, 7588, 9485, 18970, 37940, 530773, 1061546, 2123092, 2653865, 3715411, 5307730, 7430822, 10615460, 14861644, 18577055, 37154110, 74308220, 143839483, 287678966, 575357932, 719197415, 1006876381, 1438394830, 2013752762, 2876789660, 4027505524, 5034381905, 10068763810, 20137527620]

約数ペア:

[(1, 20137527620), (2, 10068763810), (4, 5034381905), (5, 4027505524), (7, 2876789660), (10, 2013752762), (14, 1438394830), (20, 1006876381), (28, 719197415), (35, 575357932), (70, 287678966), (140, 143839483), (271, 74308220), (542, 37154110), (1084, 18577055), (1355, 14861644), (1897, 10615460), (2710, 7430822), (3794, 5307730), (5420, 3715411), (7588, 2653865), (9485, 2123092), (18970, 1061546), (37940, 530773)]