86907560

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9743}}^1$

素因数の和:9977

約数の個数: 32

約数和(自身を含む): 196439040

約数和(自身を除く): 109531480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 9743, 19486, 38972, 48715, 77944, 97430, 194860, 389720, 2172689, 4345378, 8690756, 10863445, 17381512, 21726890, 43453780, 86907560]

約数ペア:

[(1, 86907560), (2, 43453780), (4, 21726890), (5, 17381512), (8, 10863445), (10, 8690756), (20, 4345378), (40, 2172689), (223, 389720), (446, 194860), (892, 97430), (1115, 77944), (1784, 48715), (2230, 38972), (4460, 19486), (8920, 9743)]