16970780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 20768740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 460, 467, 790, 934, 1580, 1817, 1868, 2335, 3634, 4670, 7268, 9085, 9340, 10741, 18170, 21482, 36340, 36893, 42964, 53705, 73786, 107410, 147572, 184465, 214820, 368930, 737860, 848539, 1697078, 3394156, 4242695, 8485390, 16970780]

約数ペア:

[(1, 16970780), (2, 8485390), (4, 4242695), (5, 3394156), (10, 1697078), (20, 848539), (23, 737860), (46, 368930), (79, 214820), (92, 184465), (115, 147572), (158, 107410), (230, 73786), (316, 53705), (395, 42964), (460, 36893), (467, 36340), (790, 21482), (934, 18170), (1580, 10741), (1817, 9340), (1868, 9085), (2335, 7268), (3634, 4670)]