86614640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{154669}}^1$

素因数の和:154689

約数の個数: 40

約数和(自身を含む): 230148960

約数和(自身を除く): 143534320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 154669, 309338, 618676, 773345, 1082683, 1237352, 1546690, 2165366, 2474704, 3093380, 4330732, 5413415, 6186760, 8661464, 10826830, 12373520, 17322928, 21653660, 43307320, 86614640]

約数ペア:

[(1, 86614640), (2, 43307320), (4, 21653660), (5, 17322928), (7, 12373520), (8, 10826830), (10, 8661464), (14, 6186760), (16, 5413415), (20, 4330732), (28, 3093380), (35, 2474704), (40, 2165366), (56, 1546690), (70, 1237352), (80, 1082683), (112, 773345), (140, 618676), (280, 309338), (560, 154669)]