2706760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1381}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 7089660

約数和(自身を除く): 4382900

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, 1381, 1960, 2762, 5524, 6905, 9667, 11048, 13810, 19334, 27620, 38668, 48335, 55240, 67669, 77336, 96670, 135338, 193340, 270676, 338345, 386680, 541352, 676690, 1353380, 2706760]

約数ペア:

[(1, 2706760), (2, 1353380), (4, 676690), (5, 541352), (7, 386680), (8, 338345), (10, 270676), (14, 193340), (20, 135338), (28, 96670), (35, 77336), (40, 67669), (49, 55240), (56, 48335), (70, 38668), (98, 27620), (140, 19334), (196, 13810), (245, 11048), (280, 9667), (392, 6905), (490, 5524), (980, 2762), (1381, 1960)]