16639620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 49230720

約数和(自身を除く): 32591100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 73, 87, 116, 131, 145, 146, 174, 219, 262, 290, 292, 348, 365, 393, 435, 438, 524, 580, 655, 730, 786, 870, 876, 1095, 1310, 1460, 1572, 1740, 1965, 2117, 2190, 2620, 3799, 3930, 4234, 4380, 6351, 7598, 7860, 8468, 9563, 10585, 11397, 12702, 15196, 18995, 19126, 21170, 22794, 25404, 28689, 31755, 37990, 38252, 42340, 45588, 47815, 56985, 57378, 63510, 75980, 95630, 113970, 114756, 127020, 143445, 191260, 227940, 277327, 286890, 554654, 573780, 831981, 1109308, 1386635, 1663962, 2773270, 3327924, 4159905, 5546540, 8319810, 16639620]

約数ペア:

[(1, 16639620), (2, 8319810), (3, 5546540), (4, 4159905), (5, 3327924), (6, 2773270), (10, 1663962), (12, 1386635), (15, 1109308), (20, 831981), (29, 573780), (30, 554654), (58, 286890), (60, 277327), (73, 227940), (87, 191260), (116, 143445), (131, 127020), (145, 114756), (146, 113970), (174, 95630), (219, 75980), (262, 63510), (290, 57378), (292, 56985), (348, 47815), (365, 45588), (393, 42340), (435, 38252), (438, 37990), (524, 31755), (580, 28689), (655, 25404), (730, 22794), (786, 21170), (870, 19126), (876, 18995), (1095, 15196), (1310, 12702), (1460, 11397), (1572, 10585), (1740, 9563), (1965, 8468), (2117, 7860), (2190, 7598), (2620, 6351), (3799, 4380), (3930, 4234)]