298681520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{196501}}^1$

素因数の和:196533

約数の個数: 40

約数和(自身を含む): 730987440

約数和(自身を除く): 432305920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 196501, 393002, 786004, 982505, 1572008, 1965010, 3144016, 3733519, 3930020, 7467038, 7860040, 14934076, 15720080, 18667595, 29868152, 37335190, 59736304, 74670380, 149340760, 298681520]

約数ペア:

[(1, 298681520), (2, 149340760), (4, 74670380), (5, 59736304), (8, 37335190), (10, 29868152), (16, 18667595), (19, 15720080), (20, 14934076), (38, 7860040), (40, 7467038), (76, 3930020), (80, 3733519), (95, 3144016), (152, 1965010), (190, 1572008), (304, 982505), (380, 786004), (760, 393002), (1520, 196501)]