15409040

素因数分解:

$2^4\times 5^1\times {\mathrm{192613}}^1$

素因数の和:192626

約数の個数: 20

約数和(自身を含む): 35826204

約数和(自身を除く): 20417164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 192613, 385226, 770452, 963065, 1540904, 1926130, 3081808, 3852260, 7704520, 15409040]

約数ペア:

[(1, 15409040), (2, 7704520), (4, 3852260), (5, 3081808), (8, 1926130), (10, 1540904), (16, 963065), (20, 770452), (40, 385226), (80, 192613)]