2625280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{293}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 7211232

約数和(自身を除く): 4585952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 293, 320, 448, 560, 586, 640, 896, 1120, 1172, 1280, 1465, 1792, 2051, 2240, 2344, 2930, 4102, 4480, 4688, 5860, 8204, 8960, 9376, 10255, 11720, 16408, 18752, 20510, 23440, 32816, 37504, 41020, 46880, 65632, 75008, 82040, 93760, 131264, 164080, 187520, 262528, 328160, 375040, 525056, 656320, 1312640, 2625280]

約数ペア:

[(1, 2625280), (2, 1312640), (4, 656320), (5, 525056), (7, 375040), (8, 328160), (10, 262528), (14, 187520), (16, 164080), (20, 131264), (28, 93760), (32, 82040), (35, 75008), (40, 65632), (56, 46880), (64, 41020), (70, 37504), (80, 32816), (112, 23440), (128, 20510), (140, 18752), (160, 16408), (224, 11720), (256, 10255), (280, 9376), (293, 8960), (320, 8204), (448, 5860), (560, 4688), (586, 4480), (640, 4102), (896, 2930), (1120, 2344), (1172, 2240), (1280, 2051), (1465, 1792)]