18219040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{16267}}^1$

素因数の和:16289

約数の個数: 48

約数和(自身を含む): 49194432

約数和(自身を除く): 30975392

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, 16267, 32534, 65068, 81335, 113869, 130136, 162670, 227738, 260272, 325340, 455476, 520544, 569345, 650680, 910952, 1138690, 1301360, 1821904, 2277380, 2602720, 3643808, 4554760, 9109520, 18219040]

約数ペア:

[(1, 18219040), (2, 9109520), (4, 4554760), (5, 3643808), (7, 2602720), (8, 2277380), (10, 1821904), (14, 1301360), (16, 1138690), (20, 910952), (28, 650680), (32, 569345), (35, 520544), (40, 455476), (56, 325340), (70, 260272), (80, 227738), (112, 162670), (140, 130136), (160, 113869), (224, 81335), (280, 65068), (560, 32534), (1120, 16267)]