13915040

素因数分解:

$2^5\times 5^1\times {\mathrm{86969}}^1$

素因数の和:86984

約数の個数: 24

約数和(自身を含む): 32874660

約数和(自身を除く): 18959620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 86969, 173938, 347876, 434845, 695752, 869690, 1391504, 1739380, 2783008, 3478760, 6957520, 13915040]

約数ペア:

[(1, 13915040), (2, 6957520), (4, 3478760), (5, 2783008), (8, 1739380), (10, 1391504), (16, 869690), (20, 695752), (32, 434845), (40, 347876), (80, 173938), (160, 86969)]