12753760

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1009}}^1$

素因数の和:1103

約数の個数: 48

約数和(自身を含む): 30542400

約数和(自身を除く): 17788640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1009, 1264, 1580, 2018, 2528, 3160, 4036, 5045, 6320, 8072, 10090, 12640, 16144, 20180, 32288, 40360, 79711, 80720, 159422, 161440, 318844, 398555, 637688, 797110, 1275376, 1594220, 2550752, 3188440, 6376880, 12753760]

約数ペア:

[(1, 12753760), (2, 6376880), (4, 3188440), (5, 2550752), (8, 1594220), (10, 1275376), (16, 797110), (20, 637688), (32, 398555), (40, 318844), (79, 161440), (80, 159422), (158, 80720), (160, 79711), (316, 40360), (395, 32288), (632, 20180), (790, 16144), (1009, 12640), (1264, 10090), (1580, 8072), (2018, 6320), (2528, 5045), (3160, 4036)]