42851480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{21863}}^1$

素因数の和:21888

約数の個数: 48

約数和(自身を含む): 112162320

約数和(自身を除く): 69310840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 21863, 43726, 87452, 109315, 153041, 174904, 218630, 306082, 437260, 612164, 765205, 874520, 1071287, 1224328, 1530410, 2142574, 3060820, 4285148, 5356435, 6121640, 8570296, 10712870, 21425740, 42851480]

約数ペア:

[(1, 42851480), (2, 21425740), (4, 10712870), (5, 8570296), (7, 6121640), (8, 5356435), (10, 4285148), (14, 3060820), (20, 2142574), (28, 1530410), (35, 1224328), (40, 1071287), (49, 874520), (56, 765205), (70, 612164), (98, 437260), (140, 306082), (196, 218630), (245, 174904), (280, 153041), (392, 109315), (490, 87452), (980, 43726), (1960, 21863)]