142815020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1613}}^1$

素因数の和:1874

約数の個数: 48

約数和(自身を含む): 317247840

約数和(自身を除く): 174432820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 233, 380, 466, 932, 1165, 1613, 2330, 3226, 4427, 4660, 6452, 8065, 8854, 16130, 17708, 22135, 30647, 32260, 44270, 61294, 88540, 122588, 153235, 306470, 375829, 612940, 751658, 1503316, 1879145, 3758290, 7140751, 7516580, 14281502, 28563004, 35703755, 71407510, 142815020]

約数ペア:

[(1, 142815020), (2, 71407510), (4, 35703755), (5, 28563004), (10, 14281502), (19, 7516580), (20, 7140751), (38, 3758290), (76, 1879145), (95, 1503316), (190, 751658), (233, 612940), (380, 375829), (466, 306470), (932, 153235), (1165, 122588), (1613, 88540), (2330, 61294), (3226, 44270), (4427, 32260), (4660, 30647), (6452, 22135), (8065, 17708), (8854, 16130)]