8414060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 18597600

約数和(自身を除く): 10183540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 163, 178, 290, 326, 356, 445, 580, 652, 815, 890, 1630, 1780, 2581, 3260, 4727, 5162, 9454, 10324, 12905, 14507, 18908, 23635, 25810, 29014, 47270, 51620, 58028, 72535, 94540, 145070, 290140, 420703, 841406, 1682812, 2103515, 4207030, 8414060]

約数ペア:

[(1, 8414060), (2, 4207030), (4, 2103515), (5, 1682812), (10, 841406), (20, 420703), (29, 290140), (58, 145070), (89, 94540), (116, 72535), (145, 58028), (163, 51620), (178, 47270), (290, 29014), (326, 25810), (356, 23635), (445, 18908), (580, 14507), (652, 12905), (815, 10324), (890, 9454), (1630, 5162), (1780, 4727), (2581, 3260)]