13782280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7331}}^1$

素因数の和:7389

約数の個数: 32

約数和(自身を含む): 31674240

約数和(自身を除く): 17891960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 7331, 14662, 29324, 36655, 58648, 73310, 146620, 293240, 344557, 689114, 1378228, 1722785, 2756456, 3445570, 6891140, 13782280]

約数ペア:

[(1, 13782280), (2, 6891140), (4, 3445570), (5, 2756456), (8, 1722785), (10, 1378228), (20, 689114), (40, 344557), (47, 293240), (94, 146620), (188, 73310), (235, 58648), (376, 36655), (470, 29324), (940, 14662), (1880, 7331)]