2076880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2023

約数の個数: 40

約数和(自身を含む): 5202792

約数和(自身を除く): 3125912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1997, 3994, 7988, 9985, 15976, 19970, 25961, 31952, 39940, 51922, 79880, 103844, 129805, 159760, 207688, 259610, 415376, 519220, 1038440, 2076880]

約数ペア:

[(1, 2076880), (2, 1038440), (4, 519220), (5, 415376), (8, 259610), (10, 207688), (13, 159760), (16, 129805), (20, 103844), (26, 79880), (40, 51922), (52, 39940), (65, 31952), (80, 25961), (104, 19970), (130, 15976), (208, 9985), (260, 7988), (520, 3994), (1040, 1997)]