28411040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{25367}}^1$

素因数の和:25389

約数の個数: 48

約数和(自身を含む): 76712832

約数和(自身を除く): 48301792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 25367, 50734, 101468, 126835, 177569, 202936, 253670, 355138, 405872, 507340, 710276, 811744, 887845, 1014680, 1420552, 1775690, 2029360, 2841104, 3551380, 4058720, 5682208, 7102760, 14205520, 28411040]

約数ペア:

[(1, 28411040), (2, 14205520), (4, 7102760), (5, 5682208), (7, 4058720), (8, 3551380), (10, 2841104), (14, 2029360), (16, 1775690), (20, 1420552), (28, 1014680), (32, 887845), (35, 811744), (40, 710276), (56, 507340), (70, 405872), (80, 355138), (112, 253670), (140, 202936), (160, 177569), (224, 126835), (280, 101468), (560, 50734), (1120, 25367)]