40288680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{111913}}^1$

素因数の和:111930

約数の個数: 48

約数和(自身を含む): 130939380

約数和(自身を除く): 90650700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 111913, 223826, 335739, 447652, 559565, 671478, 895304, 1007217, 1119130, 1342956, 1678695, 2014434, 2238260, 2685912, 3357390, 4028868, 4476520, 5036085, 6714780, 8057736, 10072170, 13429560, 20144340, 40288680]

約数ペア:

[(1, 40288680), (2, 20144340), (3, 13429560), (4, 10072170), (5, 8057736), (6, 6714780), (8, 5036085), (9, 4476520), (10, 4028868), (12, 3357390), (15, 2685912), (18, 2238260), (20, 2014434), (24, 1678695), (30, 1342956), (36, 1119130), (40, 1007217), (45, 895304), (60, 671478), (72, 559565), (90, 447652), (120, 335739), (180, 223826), (360, 111913)]