12385910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 24359616

約数和(自身を除く): 11973706

約数列:

[1, 2, 5, 10, 19, 38, 47, 73, 94, 95, 146, 190, 235, 361, 365, 470, 722, 730, 893, 1387, 1786, 1805, 2774, 3431, 3610, 4465, 6862, 6935, 8930, 13870, 16967, 17155, 26353, 33934, 34310, 52706, 65189, 84835, 130378, 131765, 169670, 263530, 325945, 651890, 1238591, 2477182, 6192955, 12385910]

約数ペア:

[(1, 12385910), (2, 6192955), (5, 2477182), (10, 1238591), (19, 651890), (38, 325945), (47, 263530), (73, 169670), (94, 131765), (95, 130378), (146, 84835), (190, 65189), (235, 52706), (361, 34310), (365, 33934), (470, 26353), (722, 17155), (730, 16967), (893, 13870), (1387, 8930), (1786, 6935), (1805, 6862), (2774, 4465), (3431, 3610)]