12567280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14281}}^1$

素因数の和:14305

約数の個数: 40

約数和(自身を含む): 31877424

約数和(自身を除く): 19310144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14281, 28562, 57124, 71405, 114248, 142810, 157091, 228496, 285620, 314182, 571240, 628364, 785455, 1142480, 1256728, 1570910, 2513456, 3141820, 6283640, 12567280]

約数ペア:

[(1, 12567280), (2, 6283640), (4, 3141820), (5, 2513456), (8, 1570910), (10, 1256728), (11, 1142480), (16, 785455), (20, 628364), (22, 571240), (40, 314182), (44, 285620), (55, 228496), (80, 157091), (88, 142810), (110, 114248), (176, 71405), (220, 57124), (440, 28562), (880, 14281)]