12866480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14621}}^1$

素因数の和:14645

約数の個数: 40

約数和(自身を含む): 32636304

約数和(自身を除く): 19769824

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14621, 29242, 58484, 73105, 116968, 146210, 160831, 233936, 292420, 321662, 584840, 643324, 804155, 1169680, 1286648, 1608310, 2573296, 3216620, 6433240, 12866480]

約数ペア:

[(1, 12866480), (2, 6433240), (4, 3216620), (5, 2573296), (8, 1608310), (10, 1286648), (11, 1169680), (16, 804155), (20, 643324), (22, 584840), (40, 321662), (44, 292420), (55, 233936), (80, 160831), (88, 146210), (110, 116968), (176, 73105), (220, 58484), (440, 29242), (880, 14621)]