12725680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14461}}^1$

素因数の和:14485

約数の個数: 40

約数和(自身を含む): 32279184

約数和(自身を除く): 19553504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14461, 28922, 57844, 72305, 115688, 144610, 159071, 231376, 289220, 318142, 578440, 636284, 795355, 1156880, 1272568, 1590710, 2545136, 3181420, 6362840, 12725680]

約数ペア:

[(1, 12725680), (2, 6362840), (4, 3181420), (5, 2545136), (8, 1590710), (10, 1272568), (11, 1156880), (16, 795355), (20, 636284), (22, 578440), (40, 318142), (44, 289220), (55, 231376), (80, 159071), (88, 144610), (110, 115688), (176, 72305), (220, 57844), (440, 28922), (880, 14461)]