20124881420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143749153}}^1$

素因数の和:143749169

約数の個数: 24

約数和(自身を含む): 48299715744

約数和(自身を除く): 28174834324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143749153, 287498306, 574996612, 718745765, 1006244071, 1437491530, 2012488142, 2874983060, 4024976284, 5031220355, 10062440710, 20124881420]

約数ペア:

[(1, 20124881420), (2, 10062440710), (4, 5031220355), (5, 4024976284), (7, 2874983060), (10, 2012488142), (14, 1437491530), (20, 1006244071), (28, 718745765), (35, 574996612), (70, 287498306), (140, 143749153)]