28942690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3659}}^1$

素因数の和:3786

約数の個数: 32

約数和(自身を含む): 60082560

約数和(自身を除く): 31139870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 3659, 3955, 7318, 7910, 18295, 25613, 36590, 51226, 128065, 256130, 413467, 826934, 2067335, 2894269, 4134670, 5788538, 14471345, 28942690]

約数ペア:

[(1, 28942690), (2, 14471345), (5, 5788538), (7, 4134670), (10, 2894269), (14, 2067335), (35, 826934), (70, 413467), (113, 256130), (226, 128065), (565, 51226), (791, 36590), (1130, 25613), (1582, 18295), (3659, 7910), (3955, 7318)]