187779880

素因数分解:

$2^3\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{3659}}^1$

素因数の和:4953

約数の個数: 32

約数和(自身を含む): 422949600

約数和(自身を除く): 235169720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1283, 2566, 3659, 5132, 6415, 7318, 10264, 12830, 14636, 18295, 25660, 29272, 36590, 51320, 73180, 146360, 4694497, 9388994, 18777988, 23472485, 37555976, 46944970, 93889940, 187779880]

約数ペア:

[(1, 187779880), (2, 93889940), (4, 46944970), (5, 37555976), (8, 23472485), (10, 18777988), (20, 9388994), (40, 4694497), (1283, 146360), (2566, 73180), (3659, 51320), (5132, 36590), (6415, 29272), (7318, 25660), (10264, 18295), (12830, 14636)]