12797720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24611}}^1$

素因数の和:24635

約数の個数: 32

約数和(自身を含む): 31011120

約数和(自身を除く): 18213400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 24611, 49222, 98444, 123055, 196888, 246110, 319943, 492220, 639886, 984440, 1279772, 1599715, 2559544, 3199430, 6398860, 12797720]

約数ペア:

[(1, 12797720), (2, 6398860), (4, 3199430), (5, 2559544), (8, 1599715), (10, 1279772), (13, 984440), (20, 639886), (26, 492220), (40, 319943), (52, 246110), (65, 196888), (104, 123055), (130, 98444), (260, 49222), (520, 24611)]