2444267255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{1999}}^1$

素因数の和:2295

約数の個数: 32

約数和(自身を含む): 3154560000

約数和(自身を除く): 710292745

約数列:

[1, 5, 19, 61, 95, 211, 305, 1055, 1159, 1999, 4009, 5795, 9995, 12871, 20045, 37981, 64355, 121939, 189905, 244549, 421789, 609695, 1222745, 2108945, 2316841, 8013991, 11584205, 25729129, 40069955, 128645645, 488853451, 2444267255]

約数ペア:

[(1, 2444267255), (5, 488853451), (19, 128645645), (61, 40069955), (95, 25729129), (211, 11584205), (305, 8013991), (1055, 2316841), (1159, 2108945), (1999, 1222745), (4009, 609695), (5795, 421789), (9995, 244549), (12871, 189905), (20045, 121939), (37981, 64355)]