29886680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43951}}^1$

素因数の和:43979

約数の個数: 32

約数和(自身を含む): 71202240

約数和(自身を除く): 41315560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 43951, 87902, 175804, 219755, 351608, 439510, 747167, 879020, 1494334, 1758040, 2988668, 3735835, 5977336, 7471670, 14943340, 29886680]

約数ペア:

[(1, 29886680), (2, 14943340), (4, 7471670), (5, 5977336), (8, 3735835), (10, 2988668), (17, 1758040), (20, 1494334), (34, 879020), (40, 747167), (68, 439510), (85, 351608), (136, 219755), (170, 175804), (340, 87902), (680, 43951)]