15968540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{683}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 38610432

約数和(自身を除く): 22641892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 683, 835, 1169, 1366, 1670, 2338, 2732, 3340, 3415, 4676, 4781, 5845, 6830, 9562, 11690, 13660, 19124, 23380, 23905, 47810, 95620, 114061, 228122, 456244, 570305, 798427, 1140610, 1596854, 2281220, 3193708, 3992135, 7984270, 15968540]

約数ペア:

[(1, 15968540), (2, 7984270), (4, 3992135), (5, 3193708), (7, 2281220), (10, 1596854), (14, 1140610), (20, 798427), (28, 570305), (35, 456244), (70, 228122), (140, 114061), (167, 95620), (334, 47810), (668, 23905), (683, 23380), (835, 19124), (1169, 13660), (1366, 11690), (1670, 9562), (2338, 6830), (2732, 5845), (3340, 4781), (3415, 4676)]