1366820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 3537408

約数和(自身を除く): 2170588

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 751, 910, 1502, 1820, 3004, 3755, 5257, 7510, 9763, 10514, 15020, 19526, 21028, 26285, 39052, 48815, 52570, 68341, 97630, 105140, 136682, 195260, 273364, 341705, 683410, 1366820]

約数ペア:

[(1, 1366820), (2, 683410), (4, 341705), (5, 273364), (7, 195260), (10, 136682), (13, 105140), (14, 97630), (20, 68341), (26, 52570), (28, 48815), (35, 39052), (52, 26285), (65, 21028), (70, 19526), (91, 15020), (130, 10514), (140, 9763), (182, 7510), (260, 5257), (364, 3755), (455, 3004), (751, 1820), (910, 1502)]