61712980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{440807}}^1$

素因数の和:440823

約数の個数: 24

約数和(自身を含む): 148111488

約数和(自身を除く): 86398508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 440807, 881614, 1763228, 2204035, 3085649, 4408070, 6171298, 8816140, 12342596, 15428245, 30856490, 61712980]

約数ペア:

[(1, 61712980), (2, 30856490), (4, 15428245), (5, 12342596), (7, 8816140), (10, 6171298), (14, 4408070), (20, 3085649), (28, 2204035), (35, 1763228), (70, 881614), (140, 440807)]