40447360

素因数分解:

$2^7\times 5^1\times {\mathrm{63199}}^1$

素因数の和:63218

約数の個数: 32

約数和(自身を含む): 96696000

約数和(自身を除く): 56248640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 63199, 126398, 252796, 315995, 505592, 631990, 1011184, 1263980, 2022368, 2527960, 4044736, 5055920, 8089472, 10111840, 20223680, 40447360]

約数ペア:

[(1, 40447360), (2, 20223680), (4, 10111840), (5, 8089472), (8, 5055920), (10, 4044736), (16, 2527960), (20, 2022368), (32, 1263980), (40, 1011184), (64, 631990), (80, 505592), (128, 315995), (160, 252796), (320, 126398), (640, 63199)]