388876030

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{1811}}^1$

素因数の和:2124

約数の個数: 32

約数和(自身を含む): 710376480

約数和(自身を除く): 321500450

約数列:

[1, 2, 5, 10, 109, 197, 218, 394, 545, 985, 1090, 1811, 1970, 3622, 9055, 18110, 21473, 42946, 107365, 197399, 214730, 356767, 394798, 713534, 986995, 1783835, 1973990, 3567670, 38887603, 77775206, 194438015, 388876030]

約数ペア:

[(1, 388876030), (2, 194438015), (5, 77775206), (10, 38887603), (109, 3567670), (197, 1973990), (218, 1783835), (394, 986995), (545, 713534), (985, 394798), (1090, 356767), (1811, 214730), (1970, 197399), (3622, 107365), (9055, 42946), (18110, 21473)]