10909780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 26409600

約数和(自身を除く): 15499820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 523, 596, 745, 1043, 1046, 1490, 2086, 2092, 2615, 2980, 3661, 4172, 5215, 5230, 7322, 10430, 10460, 14644, 18305, 20860, 36610, 73220, 77927, 155854, 311708, 389635, 545489, 779270, 1090978, 1558540, 2181956, 2727445, 5454890, 10909780]

約数ペア:

[(1, 10909780), (2, 5454890), (4, 2727445), (5, 2181956), (7, 1558540), (10, 1090978), (14, 779270), (20, 545489), (28, 389635), (35, 311708), (70, 155854), (140, 77927), (149, 73220), (298, 36610), (523, 20860), (596, 18305), (745, 14644), (1043, 10460), (1046, 10430), (1490, 7322), (2086, 5230), (2092, 5215), (2615, 4172), (2980, 3661)]