19108880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{34123}}^1$

素因数の和:34143

約数の個数: 40

約数和(自身を含む): 50776512

約数和(自身を除く): 31667632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 34123, 68246, 136492, 170615, 238861, 272984, 341230, 477722, 545968, 682460, 955444, 1194305, 1364920, 1910888, 2388610, 2729840, 3821776, 4777220, 9554440, 19108880]

約数ペア:

[(1, 19108880), (2, 9554440), (4, 4777220), (5, 3821776), (7, 2729840), (8, 2388610), (10, 1910888), (14, 1364920), (16, 1194305), (20, 955444), (28, 682460), (35, 545968), (40, 477722), (56, 341230), (70, 272984), (80, 238861), (112, 170615), (140, 136492), (280, 68246), (560, 34123)]