26783660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 58423680

約数和(自身を除く): 31640020

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 89, 164, 178, 205, 356, 367, 410, 445, 734, 820, 890, 1468, 1780, 1835, 3649, 3670, 7298, 7340, 14596, 15047, 18245, 30094, 32663, 36490, 60188, 65326, 72980, 75235, 130652, 150470, 163315, 300940, 326630, 653260, 1339183, 2678366, 5356732, 6695915, 13391830, 26783660]

約数ペア:

[(1, 26783660), (2, 13391830), (4, 6695915), (5, 5356732), (10, 2678366), (20, 1339183), (41, 653260), (82, 326630), (89, 300940), (164, 163315), (178, 150470), (205, 130652), (356, 75235), (367, 72980), (410, 65326), (445, 60188), (734, 36490), (820, 32663), (890, 30094), (1468, 18245), (1780, 15047), (1835, 14596), (3649, 7340), (3670, 7298)]