20170220930

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{177383}}^1$

素因数の和:177610

約数の個数: 32

約数和(自身を含む): 37012235904

約数和(自身を除く): 16842014974

約数列:

[1, 2, 5, 10, 83, 137, 166, 274, 415, 685, 830, 1370, 11371, 22742, 56855, 113710, 177383, 354766, 886915, 1773830, 14722789, 24301471, 29445578, 48602942, 73613945, 121507355, 147227890, 243014710, 2017022093, 4034044186, 10085110465, 20170220930]

約数ペア:

[(1, 20170220930), (2, 10085110465), (5, 4034044186), (10, 2017022093), (83, 243014710), (137, 147227890), (166, 121507355), (274, 73613945), (415, 48602942), (685, 29445578), (830, 24301471), (1370, 14722789), (11371, 1773830), (22742, 886915), (56855, 354766), (113710, 177383)]