16609160

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{991}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 20888440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 991, 1676, 1982, 2095, 3352, 3964, 4190, 4955, 7928, 8380, 9910, 16760, 19820, 39640, 415229, 830458, 1660916, 2076145, 3321832, 4152290, 8304580, 16609160]

約数ペア:

[(1, 16609160), (2, 8304580), (4, 4152290), (5, 3321832), (8, 2076145), (10, 1660916), (20, 830458), (40, 415229), (419, 39640), (838, 19820), (991, 16760), (1676, 9910), (1982, 8380), (2095, 7928), (3352, 4955), (3964, 4190)]