7165660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 16077600

約数和(自身を除く): 8911940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 173, 190, 218, 346, 380, 436, 545, 692, 865, 1090, 1730, 2071, 2180, 3287, 3460, 4142, 6574, 8284, 10355, 13148, 16435, 18857, 20710, 32870, 37714, 41420, 65740, 75428, 94285, 188570, 358283, 377140, 716566, 1433132, 1791415, 3582830, 7165660]

約数ペア:

[(1, 7165660), (2, 3582830), (4, 1791415), (5, 1433132), (10, 716566), (19, 377140), (20, 358283), (38, 188570), (76, 94285), (95, 75428), (109, 65740), (173, 41420), (190, 37714), (218, 32870), (346, 20710), (380, 18857), (436, 16435), (545, 13148), (692, 10355), (865, 8284), (1090, 6574), (1730, 4142), (2071, 3460), (2180, 3287)]