139007360

素因数分解:

$2^7\times 5^1\times {\mathrm{217199}}^1$

素因数の和:217218

約数の個数: 32

約数和(自身を含む): 332316000

約数和(自身を除く): 193308640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 217199, 434398, 868796, 1085995, 1737592, 2171990, 3475184, 4343980, 6950368, 8687960, 13900736, 17375920, 27801472, 34751840, 69503680, 139007360]

約数ペア:

[(1, 139007360), (2, 69503680), (4, 34751840), (5, 27801472), (8, 17375920), (10, 13900736), (16, 8687960), (20, 6950368), (32, 4343980), (40, 3475184), (64, 2171990), (80, 1737592), (128, 1085995), (160, 868796), (320, 434398), (640, 217199)]