25419720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11149}}^1$

素因数の和:11182

約数の個数: 64

約数和(自身を含む): 80280000

約数和(自身を除く): 54860280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 11149, 22298, 33447, 44596, 55745, 66894, 89192, 111490, 133788, 167235, 211831, 222980, 267576, 334470, 423662, 445960, 635493, 668940, 847324, 1059155, 1270986, 1337880, 1694648, 2118310, 2541972, 3177465, 4236620, 5083944, 6354930, 8473240, 12709860, 25419720]

約数ペア:

[(1, 25419720), (2, 12709860), (3, 8473240), (4, 6354930), (5, 5083944), (6, 4236620), (8, 3177465), (10, 2541972), (12, 2118310), (15, 1694648), (19, 1337880), (20, 1270986), (24, 1059155), (30, 847324), (38, 668940), (40, 635493), (57, 445960), (60, 423662), (76, 334470), (95, 267576), (114, 222980), (120, 211831), (152, 167235), (190, 133788), (228, 111490), (285, 89192), (380, 66894), (456, 55745), (570, 44596), (760, 33447), (1140, 22298), (2280, 11149)]