12864840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2281}}^1$

素因数の和:2342

約数の個数: 64

約数和(自身を含む): 39432960

約数和(自身を除く): 26568120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2281, 2820, 4562, 5640, 6843, 9124, 11405, 13686, 18248, 22810, 27372, 34215, 45620, 54744, 68430, 91240, 107207, 136860, 214414, 273720, 321621, 428828, 536035, 643242, 857656, 1072070, 1286484, 1608105, 2144140, 2572968, 3216210, 4288280, 6432420, 12864840]

約数ペア:

[(1, 12864840), (2, 6432420), (3, 4288280), (4, 3216210), (5, 2572968), (6, 2144140), (8, 1608105), (10, 1286484), (12, 1072070), (15, 857656), (20, 643242), (24, 536035), (30, 428828), (40, 321621), (47, 273720), (60, 214414), (94, 136860), (120, 107207), (141, 91240), (188, 68430), (235, 54744), (282, 45620), (376, 34215), (470, 27372), (564, 22810), (705, 18248), (940, 13686), (1128, 11405), (1410, 9124), (1880, 6843), (2281, 5640), (2820, 4562)]