28992170

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 54334800

約数和(自身を除く): 25342630

約数列:

[1, 2, 5, 10, 29, 58, 145, 257, 290, 389, 514, 778, 1285, 1945, 2570, 3890, 7453, 11281, 14906, 22562, 37265, 56405, 74530, 99973, 112810, 199946, 499865, 999730, 2899217, 5798434, 14496085, 28992170]

約数ペア:

[(1, 28992170), (2, 14496085), (5, 5798434), (10, 2899217), (29, 999730), (58, 499865), (145, 199946), (257, 112810), (290, 99973), (389, 74530), (514, 56405), (778, 37265), (1285, 22562), (1945, 14906), (2570, 11281), (3890, 7453)]