47972120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{171329}}^1$

素因数の和:171347

約数の個数: 32

約数和(自身を含む): 123357600

約数和(自身を除く): 75385480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 171329, 342658, 685316, 856645, 1199303, 1370632, 1713290, 2398606, 3426580, 4797212, 5996515, 6853160, 9594424, 11993030, 23986060, 47972120]

約数ペア:

[(1, 47972120), (2, 23986060), (4, 11993030), (5, 9594424), (7, 6853160), (8, 5996515), (10, 4797212), (14, 3426580), (20, 2398606), (28, 1713290), (35, 1370632), (40, 1199303), (56, 856645), (70, 685316), (140, 342658), (280, 171329)]