120900290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{20809}}^1$

素因数の和:20906

約数の個数: 32

約数和(自身を含む): 251717760

約数和(自身を除く): 130817470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 83, 166, 415, 581, 830, 1162, 2905, 5810, 20809, 41618, 104045, 145663, 208090, 291326, 728315, 1456630, 1727147, 3454294, 8635735, 12090029, 17271470, 24180058, 60450145, 120900290]

約数ペア:

[(1, 120900290), (2, 60450145), (5, 24180058), (7, 17271470), (10, 12090029), (14, 8635735), (35, 3454294), (70, 1727147), (83, 1456630), (166, 728315), (415, 291326), (581, 208090), (830, 145663), (1162, 104045), (2905, 41618), (5810, 20809)]