147986680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{99991}}^1$

素因数の和:100039

約数の個数: 32

約数和(自身を含む): 341972640

約数和(自身を除く): 193985960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 99991, 199982, 399964, 499955, 799928, 999910, 1999820, 3699667, 3999640, 7399334, 14798668, 18498335, 29597336, 36996670, 73993340, 147986680]

約数ペア:

[(1, 147986680), (2, 73993340), (4, 36996670), (5, 29597336), (8, 18498335), (10, 14798668), (20, 7399334), (37, 3999640), (40, 3699667), (74, 1999820), (148, 999910), (185, 799928), (296, 499955), (370, 399964), (740, 199982), (1480, 99991)]