15533420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{613}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 37547328

約数和(自身を除く): 22013908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 362, 613, 724, 905, 1226, 1267, 1810, 2452, 2534, 3065, 3620, 4291, 5068, 6130, 6335, 8582, 12260, 12670, 17164, 21455, 25340, 42910, 85820, 110953, 221906, 443812, 554765, 776671, 1109530, 1553342, 2219060, 3106684, 3883355, 7766710, 15533420]

約数ペア:

[(1, 15533420), (2, 7766710), (4, 3883355), (5, 3106684), (7, 2219060), (10, 1553342), (14, 1109530), (20, 776671), (28, 554765), (35, 443812), (70, 221906), (140, 110953), (181, 85820), (362, 42910), (613, 25340), (724, 21455), (905, 17164), (1226, 12670), (1267, 12260), (1810, 8582), (2452, 6335), (2534, 6130), (3065, 5068), (3620, 4291)]