22876880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21997}}^1$

素因数の和:22023

約数の個数: 40

約数和(自身を含む): 57282792

約数和(自身を除く): 34405912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 21997, 43994, 87988, 109985, 175976, 219970, 285961, 351952, 439940, 571922, 879880, 1143844, 1429805, 1759760, 2287688, 2859610, 4575376, 5719220, 11438440, 22876880]

約数ペア:

[(1, 22876880), (2, 11438440), (4, 5719220), (5, 4575376), (8, 2859610), (10, 2287688), (13, 1759760), (16, 1429805), (20, 1143844), (26, 879880), (40, 571922), (52, 439940), (65, 351952), (80, 285961), (104, 219970), (130, 175976), (208, 109985), (260, 87988), (520, 43994), (1040, 21997)]