12348880

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{947}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 28917792

約数和(自身を除く): 16568912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 947, 1304, 1630, 1894, 2608, 3260, 3788, 4735, 6520, 7576, 9470, 13040, 15152, 18940, 37880, 75760, 154361, 308722, 617444, 771805, 1234888, 1543610, 2469776, 3087220, 6174440, 12348880]

約数ペア:

[(1, 12348880), (2, 6174440), (4, 3087220), (5, 2469776), (8, 1543610), (10, 1234888), (16, 771805), (20, 617444), (40, 308722), (80, 154361), (163, 75760), (326, 37880), (652, 18940), (815, 15152), (947, 13040), (1304, 9470), (1630, 7576), (1894, 6520), (2608, 4735), (3260, 3788)]