1036991890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{19681}}^1$

素因数の和:20178

約数の個数: 32

約数和(自身を含む): 2040629760

約数和(自身を除く): 1003637870

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 479, 958, 2395, 4790, 5269, 10538, 19681, 26345, 39362, 52690, 98405, 196810, 216491, 432982, 1082455, 2164910, 9427199, 18854398, 47135995, 94271990, 103699189, 207398378, 518495945, 1036991890]

約数ペア:

[(1, 1036991890), (2, 518495945), (5, 207398378), (10, 103699189), (11, 94271990), (22, 47135995), (55, 18854398), (110, 9427199), (479, 2164910), (958, 1082455), (2395, 432982), (4790, 216491), (5269, 196810), (10538, 98405), (19681, 52690), (26345, 39362)]