104091580

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{12979}}^1$

素因数の和:13389

約数の個数: 24

約数和(自身を含む): 219154320

約数和(自身を除く): 115062740

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 12979, 25958, 51916, 64895, 129790, 259580, 5204579, 10409158, 20818316, 26022895, 52045790, 104091580]

約数ペア:

[(1, 104091580), (2, 52045790), (4, 26022895), (5, 20818316), (10, 10409158), (20, 5204579), (401, 259580), (802, 129790), (1604, 64895), (2005, 51916), (4010, 25958), (8020, 12979)]