53682020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1249}}^1$

素因数の和:1572

約数の個数: 48

約数和(自身を含む): 129360000

約数和(自身を除く): 75677980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 307, 614, 1228, 1249, 1535, 2149, 2498, 3070, 4298, 4996, 6140, 6245, 8596, 8743, 10745, 12490, 17486, 21490, 24980, 34972, 42980, 43715, 87430, 174860, 383443, 766886, 1533772, 1917215, 2684101, 3834430, 5368202, 7668860, 10736404, 13420505, 26841010, 53682020]

約数ペア:

[(1, 53682020), (2, 26841010), (4, 13420505), (5, 10736404), (7, 7668860), (10, 5368202), (14, 3834430), (20, 2684101), (28, 1917215), (35, 1533772), (70, 766886), (140, 383443), (307, 174860), (614, 87430), (1228, 43715), (1249, 42980), (1535, 34972), (2149, 24980), (2498, 21490), (3070, 17486), (4298, 12490), (4996, 10745), (6140, 8743), (6245, 8596)]