12501760

素因数分解:

$2^8\times 5^1\times {\mathrm{9767}}^1$

素因数の和:9788

約数の個数: 36

約数和(自身を含む): 29948688

約数和(自身を除く): 17446928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 9767, 19534, 39068, 48835, 78136, 97670, 156272, 195340, 312544, 390680, 625088, 781360, 1250176, 1562720, 2500352, 3125440, 6250880, 12501760]

約数ペア:

[(1, 12501760), (2, 6250880), (4, 3125440), (5, 2500352), (8, 1562720), (10, 1250176), (16, 781360), (20, 625088), (32, 390680), (40, 312544), (64, 195340), (80, 156272), (128, 97670), (160, 78136), (256, 48835), (320, 39068), (640, 19534), (1280, 9767)]