2020120135

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{7321}}^1$

素因数の和:7539

約数の個数: 32

約数和(自身を含む): 2751900480

約数和(自身を除く): 731780345

約数列:

[1, 5, 11, 29, 55, 145, 173, 319, 865, 1595, 1903, 5017, 7321, 9515, 25085, 36605, 55187, 80531, 212309, 275935, 402655, 1061545, 1266533, 2335399, 6332665, 11676995, 13931863, 36729457, 69659315, 183647285, 404024027, 2020120135]

約数ペア:

[(1, 2020120135), (5, 404024027), (11, 183647285), (29, 69659315), (55, 36729457), (145, 13931863), (173, 11676995), (319, 6332665), (865, 2335399), (1595, 1266533), (1903, 1061545), (5017, 402655), (7321, 275935), (9515, 212309), (25085, 80531), (36605, 55187)]