4961680

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1$

素因数の和:691

約数の個数: 40

約数和(自身を含む): 11662200

約数和(自身を除く): 6700520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 569, 872, 1090, 1138, 1744, 2180, 2276, 2845, 4360, 4552, 5690, 8720, 9104, 11380, 22760, 45520, 62021, 124042, 248084, 310105, 496168, 620210, 992336, 1240420, 2480840, 4961680]

約数ペア:

[(1, 4961680), (2, 2480840), (4, 1240420), (5, 992336), (8, 620210), (10, 496168), (16, 310105), (20, 248084), (40, 124042), (80, 62021), (109, 45520), (218, 22760), (436, 11380), (545, 9104), (569, 8720), (872, 5690), (1090, 4552), (1138, 4360), (1744, 2845), (2180, 2276)]