4867280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5531}}^1$

素因数の和:5555

約数の個数: 40

約数和(自身を含む): 12347424

約数和(自身を除く): 7480144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 5531, 11062, 22124, 27655, 44248, 55310, 60841, 88496, 110620, 121682, 221240, 243364, 304205, 442480, 486728, 608410, 973456, 1216820, 2433640, 4867280]

約数ペア:

[(1, 4867280), (2, 2433640), (4, 1216820), (5, 973456), (8, 608410), (10, 486728), (11, 442480), (16, 304205), (20, 243364), (22, 221240), (40, 121682), (44, 110620), (55, 88496), (80, 60841), (88, 55310), (110, 44248), (176, 27655), (220, 22124), (440, 11062), (880, 5531)]