31167790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4001}}^1$

素因数の和:4068

約数の個数: 32

約数和(自身を含む): 60510240

約数和(自身を除く): 29342450

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 4001, 7790, 8002, 20005, 40010, 76019, 152038, 164041, 328082, 380095, 760190, 820205, 1640410, 3116779, 6233558, 15583895, 31167790]

約数ペア:

[(1, 31167790), (2, 15583895), (5, 6233558), (10, 3116779), (19, 1640410), (38, 820205), (41, 760190), (82, 380095), (95, 328082), (190, 164041), (205, 152038), (410, 76019), (779, 40010), (1558, 20005), (3895, 8002), (4001, 7790)]