4390050560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{489961}}^1$

素因数の和:489989

約数の個数: 72

約数和(自身を含む): 12017787936

約数和(自身を除く): 7627737376

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, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 489961, 979922, 1959844, 2449805, 3429727, 3919688, 4899610, 6859454, 7839376, 9799220, 13718908, 15678752, 17148635, 19598440, 27437816, 31357504, 34297270, 39196880, 54875632, 62715008, 68594540, 78393760, 109751264, 125430016, 137189080, 156787520, 219502528, 274378160, 313575040, 439005056, 548756320, 627150080, 878010112, 1097512640, 2195025280, 4390050560]

約数ペア:

[(1, 4390050560), (2, 2195025280), (4, 1097512640), (5, 878010112), (7, 627150080), (8, 548756320), (10, 439005056), (14, 313575040), (16, 274378160), (20, 219502528), (28, 156787520), (32, 137189080), (35, 125430016), (40, 109751264), (56, 78393760), (64, 68594540), (70, 62715008), (80, 54875632), (112, 39196880), (128, 34297270), (140, 31357504), (160, 27437816), (224, 19598440), (256, 17148635), (280, 15678752), (320, 13718908), (448, 9799220), (560, 7839376), (640, 6859454), (896, 4899610), (1120, 3919688), (1280, 3429727), (1792, 2449805), (2240, 1959844), (4480, 979922), (8960, 489961)]