13960360

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{829}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 31523400

約数和(自身を除く): 17563040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 829, 842, 1658, 1684, 2105, 3316, 3368, 4145, 4210, 6632, 8290, 8420, 16580, 16840, 33160, 349009, 698018, 1396036, 1745045, 2792072, 3490090, 6980180, 13960360]

約数ペア:

[(1, 13960360), (2, 6980180), (4, 3490090), (5, 2792072), (8, 1745045), (10, 1396036), (20, 698018), (40, 349009), (421, 33160), (829, 16840), (842, 16580), (1658, 8420), (1684, 8290), (2105, 6632), (3316, 4210), (3368, 4145)]