2178928

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 4571136

約数和(自身を除く): 2392208

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 184, 191, 248, 368, 382, 496, 713, 764, 1426, 1528, 2852, 3056, 4393, 5704, 5921, 8786, 11408, 11842, 17572, 23684, 35144, 47368, 70288, 94736, 136183, 272366, 544732, 1089464, 2178928]

約数ペア:

[(1, 2178928), (2, 1089464), (4, 544732), (8, 272366), (16, 136183), (23, 94736), (31, 70288), (46, 47368), (62, 35144), (92, 23684), (124, 17572), (184, 11842), (191, 11408), (248, 8786), (368, 5921), (382, 5704), (496, 4393), (713, 3056), (764, 2852), (1426, 1528)]