20335610

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 37642320

約数和(自身を除く): 17306710

約数列:

[1, 2, 5, 10, 73, 89, 146, 178, 313, 365, 445, 626, 730, 890, 1565, 3130, 6497, 12994, 22849, 27857, 32485, 45698, 55714, 64970, 114245, 139285, 228490, 278570, 2033561, 4067122, 10167805, 20335610]

約数ペア:

[(1, 20335610), (2, 10167805), (5, 4067122), (10, 2033561), (73, 278570), (89, 228490), (146, 139285), (178, 114245), (313, 64970), (365, 55714), (445, 45698), (626, 32485), (730, 27857), (890, 22849), (1565, 12994), (3130, 6497)]