55320680

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{4447}}^1$

素因数の和:4769

約数の個数: 32

約数和(自身を含む): 124899840

約数和(自身を除く): 69579160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 4447, 6220, 8894, 12440, 17788, 22235, 35576, 44470, 88940, 177880, 1383017, 2766034, 5532068, 6915085, 11064136, 13830170, 27660340, 55320680]

約数ペア:

[(1, 55320680), (2, 27660340), (4, 13830170), (5, 11064136), (8, 6915085), (10, 5532068), (20, 2766034), (40, 1383017), (311, 177880), (622, 88940), (1244, 44470), (1555, 35576), (2488, 22235), (3110, 17788), (4447, 12440), (6220, 8894)]