87343220

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{18121}}^1$

素因数の和:18371

約数の個数: 24

約数和(自身を含む): 184192008

約数和(自身を除く): 96848788

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 18121, 36242, 72484, 90605, 181210, 362420, 4367161, 8734322, 17468644, 21835805, 43671610, 87343220]

約数ペア:

[(1, 87343220), (2, 43671610), (4, 21835805), (5, 17468644), (10, 8734322), (20, 4367161), (241, 362420), (482, 181210), (964, 90605), (1205, 72484), (2410, 36242), (4820, 18121)]