2457260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{727}}^1$

素因数の和:762

約数の個数: 36

約数和(自身を含む): 5595408

約数和(自身を除く): 3138148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 727, 845, 1454, 1690, 2908, 3380, 3635, 7270, 9451, 14540, 18902, 37804, 47255, 94510, 122863, 189020, 245726, 491452, 614315, 1228630, 2457260]

約数ペア:

[(1, 2457260), (2, 1228630), (4, 614315), (5, 491452), (10, 245726), (13, 189020), (20, 122863), (26, 94510), (52, 47255), (65, 37804), (130, 18902), (169, 14540), (260, 9451), (338, 7270), (676, 3635), (727, 3380), (845, 2908), (1454, 1690)]