26791240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13669}}^1$

素因数の和:13694

約数の個数: 48

約数和(自身を含む): 70127100

約数和(自身を除く): 43335860

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, 13669, 27338, 54676, 68345, 95683, 109352, 136690, 191366, 273380, 382732, 478415, 546760, 669781, 765464, 956830, 1339562, 1913660, 2679124, 3348905, 3827320, 5358248, 6697810, 13395620, 26791240]

約数ペア:

[(1, 26791240), (2, 13395620), (4, 6697810), (5, 5358248), (7, 3827320), (8, 3348905), (10, 2679124), (14, 1913660), (20, 1339562), (28, 956830), (35, 765464), (40, 669781), (49, 546760), (56, 478415), (70, 382732), (98, 273380), (140, 191366), (196, 136690), (245, 109352), (280, 95683), (392, 68345), (490, 54676), (980, 27338), (1960, 13669)]