11909680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3631}}^1$

素因数の和:3685

約数の個数: 40

約数和(自身を含む): 28373184

約数和(自身を除く): 16463504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 3631, 7262, 14524, 18155, 29048, 36310, 58096, 72620, 145240, 148871, 290480, 297742, 595484, 744355, 1190968, 1488710, 2381936, 2977420, 5954840, 11909680]

約数ペア:

[(1, 11909680), (2, 5954840), (4, 2977420), (5, 2381936), (8, 1488710), (10, 1190968), (16, 744355), (20, 595484), (40, 297742), (41, 290480), (80, 148871), (82, 145240), (164, 72620), (205, 58096), (328, 36310), (410, 29048), (656, 18155), (820, 14524), (1640, 7262), (3280, 3631)]