1345796680

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{74933}}^1$

素因数の和:75393

約数の個数: 32

約数和(自身を含む): 3034827000

約数和(自身を除く): 1689030320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4490, 8980, 17960, 74933, 149866, 299732, 374665, 599464, 749330, 1498660, 2997320, 33644917, 67289834, 134579668, 168224585, 269159336, 336449170, 672898340, 1345796680]

約数ペア:

[(1, 1345796680), (2, 672898340), (4, 336449170), (5, 269159336), (8, 168224585), (10, 134579668), (20, 67289834), (40, 33644917), (449, 2997320), (898, 1498660), (1796, 749330), (2245, 599464), (3592, 374665), (4490, 299732), (8980, 149866), (17960, 74933)]