20683020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18143}}^1$

素因数の和:18174

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 40280820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 18143, 36286, 54429, 72572, 90715, 108858, 181430, 217716, 272145, 344717, 362860, 544290, 689434, 1034151, 1088580, 1378868, 1723585, 2068302, 3447170, 4136604, 5170755, 6894340, 10341510, 20683020]

約数ペア:

[(1, 20683020), (2, 10341510), (3, 6894340), (4, 5170755), (5, 4136604), (6, 3447170), (10, 2068302), (12, 1723585), (15, 1378868), (19, 1088580), (20, 1034151), (30, 689434), (38, 544290), (57, 362860), (60, 344717), (76, 272145), (95, 217716), (114, 181430), (190, 108858), (228, 90715), (285, 72572), (380, 54429), (570, 36286), (1140, 18143)]