2017777690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4921409}}^1$

素因数の和:4921457

約数の個数: 16

約数和(自身を含む): 3720585960

約数和(自身を除く): 1702808270

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 4921409, 9842818, 24607045, 49214090, 201777769, 403555538, 1008888845, 2017777690]

約数ペア:

[(1, 2017777690), (2, 1008888845), (5, 403555538), (10, 201777769), (41, 49214090), (82, 24607045), (205, 9842818), (410, 4921409)]