40288770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{997}}^1$

素因数の和:1459

約数の個数: 48

約数和(自身を含む): 105089400

約数和(自身を除く): 64800630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 449, 898, 997, 1347, 1994, 2245, 2694, 2991, 4041, 4490, 4985, 5982, 6735, 8082, 8973, 9970, 13470, 14955, 17946, 20205, 29910, 40410, 44865, 89730, 447653, 895306, 1342959, 2238265, 2685918, 4028877, 4476530, 6714795, 8057754, 13429590, 20144385, 40288770]

約数ペア:

[(1, 40288770), (2, 20144385), (3, 13429590), (5, 8057754), (6, 6714795), (9, 4476530), (10, 4028877), (15, 2685918), (18, 2238265), (30, 1342959), (45, 895306), (90, 447653), (449, 89730), (898, 44865), (997, 40410), (1347, 29910), (1994, 20205), (2245, 17946), (2694, 14955), (2991, 13470), (4041, 9970), (4490, 8973), (4985, 8082), (5982, 6735)]