20140675

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 26016192

約数和(自身を除く): 5875517

約数列:

[1, 5, 25, 47, 61, 235, 281, 305, 1175, 1405, 1525, 2867, 7025, 13207, 14335, 17141, 66035, 71675, 85705, 330175, 428525, 805627, 4028135, 20140675]

約数ペア:

[(1, 20140675), (5, 4028135), (25, 805627), (47, 428525), (61, 330175), (235, 85705), (281, 71675), (305, 66035), (1175, 17141), (1405, 14335), (1525, 13207), (2867, 7025)]