16252280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 40867200

約数和(自身を除く): 24614920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 859, 860, 946, 1718, 1720, 1892, 2365, 3436, 3784, 4295, 4730, 6872, 8590, 9449, 9460, 17180, 18898, 18920, 34360, 36937, 37796, 47245, 73874, 75592, 94490, 147748, 184685, 188980, 295496, 369370, 377960, 406307, 738740, 812614, 1477480, 1625228, 2031535, 3250456, 4063070, 8126140, 16252280]

約数ペア:

[(1, 16252280), (2, 8126140), (4, 4063070), (5, 3250456), (8, 2031535), (10, 1625228), (11, 1477480), (20, 812614), (22, 738740), (40, 406307), (43, 377960), (44, 369370), (55, 295496), (86, 188980), (88, 184685), (110, 147748), (172, 94490), (215, 75592), (220, 73874), (344, 47245), (430, 37796), (440, 36937), (473, 34360), (859, 18920), (860, 18898), (946, 17180), (1718, 9460), (1720, 9449), (1892, 8590), (2365, 6872), (3436, 4730), (3784, 4295)]