15529040

素因数分解:

$2^4\times 5^1\times {\mathrm{194113}}^1$

素因数の和:194126

約数の個数: 20

約数和(自身を含む): 36105204

約数和(自身を除く): 20576164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 194113, 388226, 776452, 970565, 1552904, 1941130, 3105808, 3882260, 7764520, 15529040]

約数ペア:

[(1, 15529040), (2, 7764520), (4, 3882260), (5, 3105808), (8, 1941130), (10, 1552904), (16, 970565), (20, 776452), (40, 388226), (80, 194113)]