40539368

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{617}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 78312960

約数和(自身を除く): 37773592

約数列:

[1, 2, 4, 8, 43, 86, 172, 191, 344, 382, 617, 764, 1234, 1528, 2468, 4936, 8213, 16426, 26531, 32852, 53062, 65704, 106124, 117847, 212248, 235694, 471388, 942776, 5067421, 10134842, 20269684, 40539368]

約数ペア:

[(1, 40539368), (2, 20269684), (4, 10134842), (8, 5067421), (43, 942776), (86, 471388), (172, 235694), (191, 212248), (344, 117847), (382, 106124), (617, 65704), (764, 53062), (1234, 32852), (1528, 26531), (2468, 16426), (4936, 8213)]