12724840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18713}}^1$

素因数の和:18741

約数の個数: 32

約数和(自身を含む): 30316680

約数和(自身を除く): 17591840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 18713, 37426, 74852, 93565, 149704, 187130, 318121, 374260, 636242, 748520, 1272484, 1590605, 2544968, 3181210, 6362420, 12724840]

約数ペア:

[(1, 12724840), (2, 6362420), (4, 3181210), (5, 2544968), (8, 1590605), (10, 1272484), (17, 748520), (20, 636242), (34, 374260), (40, 318121), (68, 187130), (85, 149704), (136, 93565), (170, 74852), (340, 37426), (680, 18713)]