12438508720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14134669}}^1$

素因数の和:14134693

約数の個数: 40

約数和(自身を含む): 31548583440

約数和(自身を除く): 19110074720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14134669, 28269338, 56538676, 70673345, 113077352, 141346690, 155481359, 226154704, 282693380, 310962718, 565386760, 621925436, 777406795, 1130773520, 1243850872, 1554813590, 2487701744, 3109627180, 6219254360, 12438508720]

約数ペア:

[(1, 12438508720), (2, 6219254360), (4, 3109627180), (5, 2487701744), (8, 1554813590), (10, 1243850872), (11, 1130773520), (16, 777406795), (20, 621925436), (22, 565386760), (40, 310962718), (44, 282693380), (55, 226154704), (80, 155481359), (88, 141346690), (110, 113077352), (176, 70673345), (220, 56538676), (440, 28269338), (880, 14134669)]