27894190

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 51305760

約数和(自身を除く): 23411570

約数列:

[1, 2, 5, 10, 109, 157, 163, 218, 314, 326, 545, 785, 815, 1090, 1570, 1630, 17113, 17767, 25591, 34226, 35534, 51182, 85565, 88835, 127955, 171130, 177670, 255910, 2789419, 5578838, 13947095, 27894190]

約数ペア:

[(1, 27894190), (2, 13947095), (5, 5578838), (10, 2789419), (109, 255910), (157, 177670), (163, 171130), (218, 127955), (314, 88835), (326, 85565), (545, 51182), (785, 35534), (815, 34226), (1090, 25591), (1570, 17767), (1630, 17113)]