1226680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 3407040

約数和(自身を除く): 2180360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 337, 364, 455, 520, 674, 728, 910, 1348, 1685, 1820, 2359, 2696, 3370, 3640, 4381, 4718, 6740, 8762, 9436, 11795, 13480, 17524, 18872, 21905, 23590, 30667, 35048, 43810, 47180, 61334, 87620, 94360, 122668, 153335, 175240, 245336, 306670, 613340, 1226680]

約数ペア:

[(1, 1226680), (2, 613340), (4, 306670), (5, 245336), (7, 175240), (8, 153335), (10, 122668), (13, 94360), (14, 87620), (20, 61334), (26, 47180), (28, 43810), (35, 35048), (40, 30667), (52, 23590), (56, 21905), (65, 18872), (70, 17524), (91, 13480), (104, 11795), (130, 9436), (140, 8762), (182, 6740), (260, 4718), (280, 4381), (337, 3640), (364, 3370), (455, 2696), (520, 2359), (674, 1820), (728, 1685), (910, 1348)]