2189209220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2203}}^1\times {\mathrm{4517}}^1$

素因数の和:6740

約数の個数: 48

約数和(自身を含む): 5018666688

約数和(自身を除く): 2829457468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2203, 4406, 4517, 8812, 9034, 11015, 18068, 22030, 22585, 24233, 44060, 45170, 48466, 49687, 90340, 96932, 99374, 121165, 198748, 242330, 248435, 484660, 496870, 993740, 9950951, 19901902, 39803804, 49754755, 99509510, 109460461, 199019020, 218920922, 437841844, 547302305, 1094604610, 2189209220]

約数ペア:

[(1, 2189209220), (2, 1094604610), (4, 547302305), (5, 437841844), (10, 218920922), (11, 199019020), (20, 109460461), (22, 99509510), (44, 49754755), (55, 39803804), (110, 19901902), (220, 9950951), (2203, 993740), (4406, 496870), (4517, 484660), (8812, 248435), (9034, 242330), (11015, 198748), (18068, 121165), (22030, 99374), (22585, 96932), (24233, 90340), (44060, 49687), (45170, 48466)]