20689800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{34483}}^1$

素因数の和:34502

約数の個数: 48

約数和(自身を含む): 64140240

約数和(自身を除く): 43450440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 34483, 68966, 103449, 137932, 172415, 206898, 275864, 344830, 413796, 517245, 689660, 827592, 862075, 1034490, 1379320, 1724150, 2068980, 2586225, 3448300, 4137960, 5172450, 6896600, 10344900, 20689800]

約数ペア:

[(1, 20689800), (2, 10344900), (3, 6896600), (4, 5172450), (5, 4137960), (6, 3448300), (8, 2586225), (10, 2068980), (12, 1724150), (15, 1379320), (20, 1034490), (24, 862075), (25, 827592), (30, 689660), (40, 517245), (50, 413796), (60, 344830), (75, 275864), (100, 206898), (120, 172415), (150, 137932), (200, 103449), (300, 68966), (600, 34483)]