61498640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109819}}^1$

素因数の和:109839

約数の個数: 40

約数和(自身を含む): 163412160

約数和(自身を除く): 101913520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 109819, 219638, 439276, 549095, 768733, 878552, 1098190, 1537466, 1757104, 2196380, 3074932, 3843665, 4392760, 6149864, 7687330, 8785520, 12299728, 15374660, 30749320, 61498640]

約数ペア:

[(1, 61498640), (2, 30749320), (4, 15374660), (5, 12299728), (7, 8785520), (8, 7687330), (10, 6149864), (14, 4392760), (16, 3843665), (20, 3074932), (28, 2196380), (35, 1757104), (40, 1537466), (56, 1098190), (70, 878552), (80, 768733), (112, 549095), (140, 439276), (280, 219638), (560, 109819)]