4443380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 9918720

約数和(自身を除く): 5475340

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 116, 145, 163, 188, 235, 290, 326, 470, 580, 652, 815, 940, 1363, 1630, 2726, 3260, 4727, 5452, 6815, 7661, 9454, 13630, 15322, 18908, 23635, 27260, 30644, 38305, 47270, 76610, 94540, 153220, 222169, 444338, 888676, 1110845, 2221690, 4443380]

約数ペア:

[(1, 4443380), (2, 2221690), (4, 1110845), (5, 888676), (10, 444338), (20, 222169), (29, 153220), (47, 94540), (58, 76610), (94, 47270), (116, 38305), (145, 30644), (163, 27260), (188, 23635), (235, 18908), (290, 15322), (326, 13630), (470, 9454), (580, 7661), (652, 6815), (815, 5452), (940, 4727), (1363, 3260), (1630, 2726)]