2928680

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{347}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 6639840

約数和(自身を除く): 3711160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 347, 422, 694, 844, 1055, 1388, 1688, 1735, 2110, 2776, 3470, 4220, 6940, 8440, 13880, 73217, 146434, 292868, 366085, 585736, 732170, 1464340, 2928680]

約数ペア:

[(1, 2928680), (2, 1464340), (4, 732170), (5, 585736), (8, 366085), (10, 292868), (20, 146434), (40, 73217), (211, 13880), (347, 8440), (422, 6940), (694, 4220), (844, 3470), (1055, 2776), (1388, 2110), (1688, 1735)]