12884990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 24230880

約数和(自身を除く): 11345890

約数列:

[1, 2, 5, 10, 29, 58, 145, 157, 283, 290, 314, 566, 785, 1415, 1570, 2830, 4553, 8207, 9106, 16414, 22765, 41035, 44431, 45530, 82070, 88862, 222155, 444310, 1288499, 2576998, 6442495, 12884990]

約数ペア:

[(1, 12884990), (2, 6442495), (5, 2576998), (10, 1288499), (29, 444310), (58, 222155), (145, 88862), (157, 82070), (283, 45530), (290, 44431), (314, 41035), (566, 22765), (785, 16414), (1415, 9106), (1570, 8207), (2830, 4553)]