640110288

素因数分解:

$2^4\times 3^1\times {\mathrm{13335631}}^1$

素因数の和:13335642

約数の個数: 20

約数和(自身を含む): 1653618368

約数和(自身を除く): 1013508080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13335631, 26671262, 40006893, 53342524, 80013786, 106685048, 160027572, 213370096, 320055144, 640110288]

約数ペア:

[(1, 640110288), (2, 320055144), (3, 213370096), (4, 160027572), (6, 106685048), (8, 80013786), (12, 53342524), (16, 40006893), (24, 26671262), (48, 13335631)]