1012647890

素因数分解:

$2^1\times 5^1\times {\mathrm{7789}}^1\times {\mathrm{13001}}^1$

素因数の和:20797

約数の個数: 16

約数和(自身を含む): 1823140440

約数和(自身を除く): 810492550

約数列:

[1, 2, 5, 10, 7789, 13001, 15578, 26002, 38945, 65005, 77890, 130010, 101264789, 202529578, 506323945, 1012647890]

約数ペア:

[(1, 1012647890), (2, 506323945), (5, 202529578), (10, 101264789), (7789, 130010), (13001, 77890), (15578, 65005), (26002, 38945)]