204849830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{63421}}^1$

素因数の和:63464

約数の個数: 32

約数和(自身を含む): 410974560

約数和(自身を除く): 206124730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 63421, 126842, 317105, 634210, 1078157, 1204999, 2156314, 2409998, 5390785, 6024995, 10781570, 12049990, 20484983, 40969966, 102424915, 204849830]

約数ペア:

[(1, 204849830), (2, 102424915), (5, 40969966), (10, 20484983), (17, 12049990), (19, 10781570), (34, 6024995), (38, 5390785), (85, 2409998), (95, 2156314), (170, 1204999), (190, 1078157), (323, 634210), (646, 317105), (1615, 126842), (3230, 63421)]