40279486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 68443200

約数和(自身を除く): 28163714

約数列:

[1, 2, 13, 23, 26, 46, 193, 299, 349, 386, 598, 698, 2509, 4439, 4537, 5018, 8027, 8878, 9074, 16054, 57707, 67357, 104351, 115414, 134714, 208702, 875641, 1549211, 1751282, 3098422, 20139743, 40279486]

約数ペア:

[(1, 40279486), (2, 20139743), (13, 3098422), (23, 1751282), (26, 1549211), (46, 875641), (193, 208702), (299, 134714), (349, 115414), (386, 104351), (598, 67357), (698, 57707), (2509, 16054), (4439, 9074), (4537, 8878), (5018, 8027)]