149796860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{440579}}^1$

素因数の和:440605

約数の個数: 24

約数和(自身を含む): 333078480

約数和(自身を除く): 183281620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 440579, 881158, 1762316, 2202895, 4405790, 7489843, 8811580, 14979686, 29959372, 37449215, 74898430, 149796860]

約数ペア:

[(1, 149796860), (2, 74898430), (4, 37449215), (5, 29959372), (10, 14979686), (17, 8811580), (20, 7489843), (34, 4405790), (68, 2202895), (85, 1762316), (170, 881158), (340, 440579)]