40497960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{967}}^1$

素因数の和:1330

約数の個数: 64

約数和(自身を含む): 121968000

約数和(自身を除く): 81470040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 349, 698, 967, 1047, 1396, 1745, 1934, 2094, 2792, 2901, 3490, 3868, 4188, 4835, 5235, 5802, 6980, 7736, 8376, 9670, 10470, 11604, 13960, 14505, 19340, 20940, 23208, 29010, 38680, 41880, 58020, 116040, 337483, 674966, 1012449, 1349932, 1687415, 2024898, 2699864, 3374830, 4049796, 5062245, 6749660, 8099592, 10124490, 13499320, 20248980, 40497960]

約数ペア:

[(1, 40497960), (2, 20248980), (3, 13499320), (4, 10124490), (5, 8099592), (6, 6749660), (8, 5062245), (10, 4049796), (12, 3374830), (15, 2699864), (20, 2024898), (24, 1687415), (30, 1349932), (40, 1012449), (60, 674966), (120, 337483), (349, 116040), (698, 58020), (967, 41880), (1047, 38680), (1396, 29010), (1745, 23208), (1934, 20940), (2094, 19340), (2792, 14505), (2901, 13960), (3490, 11604), (3868, 10470), (4188, 9670), (4835, 8376), (5235, 7736), (5802, 6980)]