7788392780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{424667}}^1$

素因数の和:424814

約数の個数: 48

約数和(自身を含む): 18834875136

約数和(自身を除く): 11046482356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 9170, 18340, 424667, 849334, 1698668, 2123335, 2972669, 4246670, 5945338, 8493340, 11890676, 14863345, 29726690, 55631377, 59453380, 111262754, 222525508, 278156885, 389419639, 556313770, 778839278, 1112627540, 1557678556, 1947098195, 3894196390, 7788392780]

約数ペア:

[(1, 7788392780), (2, 3894196390), (4, 1947098195), (5, 1557678556), (7, 1112627540), (10, 778839278), (14, 556313770), (20, 389419639), (28, 278156885), (35, 222525508), (70, 111262754), (131, 59453380), (140, 55631377), (262, 29726690), (524, 14863345), (655, 11890676), (917, 8493340), (1310, 5945338), (1834, 4246670), (2620, 2972669), (3668, 2123335), (4585, 1698668), (9170, 849334), (18340, 424667)]