29725040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8641}}^1$

素因数の和:8697

約数の個数: 40

約数和(自身を含む): 70726128

約数和(自身を除く): 41001088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 8641, 17282, 34564, 43205, 69128, 86410, 138256, 172820, 345640, 371563, 691280, 743126, 1486252, 1857815, 2972504, 3715630, 5945008, 7431260, 14862520, 29725040]

約数ペア:

[(1, 29725040), (2, 14862520), (4, 7431260), (5, 5945008), (8, 3715630), (10, 2972504), (16, 1857815), (20, 1486252), (40, 743126), (43, 691280), (80, 371563), (86, 345640), (172, 172820), (215, 138256), (344, 86410), (430, 69128), (688, 43205), (860, 34564), (1720, 17282), (3440, 8641)]