278324180

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{190633}}^1$

素因数の和:190715

約数の個数: 24

約数和(自身を含む): 592490472

約数和(自身を除く): 314166292

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 190633, 381266, 762532, 953165, 1906330, 3812660, 13916209, 27832418, 55664836, 69581045, 139162090, 278324180]

約数ペア:

[(1, 278324180), (2, 139162090), (4, 69581045), (5, 55664836), (10, 27832418), (20, 13916209), (73, 3812660), (146, 1906330), (292, 953165), (365, 762532), (730, 381266), (1460, 190633)]