57898640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16831}}^1$

素因数の和:16887

約数の個数: 40

約数和(自身を含む): 137753088

約数和(自身を除く): 79854448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 16831, 33662, 67324, 84155, 134648, 168310, 269296, 336620, 673240, 723733, 1346480, 1447466, 2894932, 3618665, 5789864, 7237330, 11579728, 14474660, 28949320, 57898640]

約数ペア:

[(1, 57898640), (2, 28949320), (4, 14474660), (5, 11579728), (8, 7237330), (10, 5789864), (16, 3618665), (20, 2894932), (40, 1447466), (43, 1346480), (80, 723733), (86, 673240), (172, 336620), (215, 269296), (344, 168310), (430, 134648), (688, 84155), (860, 67324), (1720, 33662), (3440, 16831)]