2089880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4019}}^1$

素因数の和:4043

約数の個数: 32

約数和(自身を含む): 5065200

約数和(自身を除く): 2975320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4019, 8038, 16076, 20095, 32152, 40190, 52247, 80380, 104494, 160760, 208988, 261235, 417976, 522470, 1044940, 2089880]

約数ペア:

[(1, 2089880), (2, 1044940), (4, 522470), (5, 417976), (8, 261235), (10, 208988), (13, 160760), (20, 104494), (26, 80380), (40, 52247), (52, 40190), (65, 32152), (104, 20095), (130, 16076), (260, 8038), (520, 4019)]