39993872

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{569}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 81423360

約数和(自身を除く): 41429488

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 191, 368, 382, 569, 764, 1138, 1528, 2276, 3056, 4393, 4552, 8786, 9104, 13087, 17572, 26174, 35144, 52348, 70288, 104696, 108679, 209392, 217358, 434716, 869432, 1738864, 2499617, 4999234, 9998468, 19996936, 39993872]

約数ペア:

[(1, 39993872), (2, 19996936), (4, 9998468), (8, 4999234), (16, 2499617), (23, 1738864), (46, 869432), (92, 434716), (184, 217358), (191, 209392), (368, 108679), (382, 104696), (569, 70288), (764, 52348), (1138, 35144), (1528, 26174), (2276, 17572), (3056, 13087), (4393, 9104), (4552, 8786)]