4750640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1437

約数の個数: 40

約数和(自身を含む): 11310288

約数和(自身を除く): 6559648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1381, 1720, 2762, 3440, 5524, 6905, 11048, 13810, 22096, 27620, 55240, 59383, 110480, 118766, 237532, 296915, 475064, 593830, 950128, 1187660, 2375320, 4750640]

約数ペア:

[(1, 4750640), (2, 2375320), (4, 1187660), (5, 950128), (8, 593830), (10, 475064), (16, 296915), (20, 237532), (40, 118766), (43, 110480), (80, 59383), (86, 55240), (172, 27620), (215, 22096), (344, 13810), (430, 11048), (688, 6905), (860, 5524), (1381, 3440), (1720, 2762)]