252010640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{450019}}^1$

素因数の和:450039

約数の個数: 40

約数和(自身を含む): 669629760

約数和(自身を除く): 417619120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 450019, 900038, 1800076, 2250095, 3150133, 3600152, 4500190, 6300266, 7200304, 9000380, 12600532, 15750665, 18000760, 25201064, 31501330, 36001520, 50402128, 63002660, 126005320, 252010640]

約数ペア:

[(1, 252010640), (2, 126005320), (4, 63002660), (5, 50402128), (7, 36001520), (8, 31501330), (10, 25201064), (14, 18000760), (16, 15750665), (20, 12600532), (28, 9000380), (35, 7200304), (40, 6300266), (56, 4500190), (70, 3600152), (80, 3150133), (112, 2250095), (140, 1800076), (280, 900038), (560, 450019)]