86885680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{155153}}^1$

素因数の和:155173

約数の個数: 40

約数和(自身を含む): 230869152

約数和(自身を除く): 143983472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 155153, 310306, 620612, 775765, 1086071, 1241224, 1551530, 2172142, 2482448, 3103060, 4344284, 5430355, 6206120, 8688568, 10860710, 12412240, 17377136, 21721420, 43442840, 86885680]

約数ペア:

[(1, 86885680), (2, 43442840), (4, 21721420), (5, 17377136), (7, 12412240), (8, 10860710), (10, 8688568), (14, 6206120), (16, 5430355), (20, 4344284), (28, 3103060), (35, 2482448), (40, 2172142), (56, 1551530), (70, 1241224), (80, 1086071), (112, 775765), (140, 620612), (280, 310306), (560, 155153)]