16681840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29789}}^1$

素因数の和:29809

約数の個数: 40

約数和(自身を含む): 44327520

約数和(自身を除く): 27645680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 29789, 59578, 119156, 148945, 208523, 238312, 297890, 417046, 476624, 595780, 834092, 1042615, 1191560, 1668184, 2085230, 2383120, 3336368, 4170460, 8340920, 16681840]

約数ペア:

[(1, 16681840), (2, 8340920), (4, 4170460), (5, 3336368), (7, 2383120), (8, 2085230), (10, 1668184), (14, 1191560), (16, 1042615), (20, 834092), (28, 595780), (35, 476624), (40, 417046), (56, 297890), (70, 238312), (80, 208523), (112, 148945), (140, 119156), (280, 59578), (560, 29789)]