1660490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 3293136

約数和(自身を除く): 1632646

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 241, 265, 482, 530, 689, 1205, 1378, 2410, 3133, 3445, 6266, 6890, 12773, 15665, 25546, 31330, 63865, 127730, 166049, 332098, 830245, 1660490]

約数ペア:

[(1, 1660490), (2, 830245), (5, 332098), (10, 166049), (13, 127730), (26, 63865), (53, 31330), (65, 25546), (106, 15665), (130, 12773), (241, 6890), (265, 6266), (482, 3445), (530, 3133), (689, 2410), (1205, 1378)]