16279040

素因数分解:

$2^9\times 5^1\times {\mathrm{6359}}^1$

素因数の和:6382

約数の個数: 40

約数和(自身を含む): 39037680

約数和(自身を除く): 22758640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 6359, 12718, 25436, 31795, 50872, 63590, 101744, 127180, 203488, 254360, 406976, 508720, 813952, 1017440, 1627904, 2034880, 3255808, 4069760, 8139520, 16279040]

約数ペア:

[(1, 16279040), (2, 8139520), (4, 4069760), (5, 3255808), (8, 2034880), (10, 1627904), (16, 1017440), (20, 813952), (32, 508720), (40, 406976), (64, 254360), (80, 203488), (128, 127180), (160, 101744), (256, 63590), (320, 50872), (512, 31795), (640, 25436), (1280, 12718), (2560, 6359)]