1206394820

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1\times {\mathrm{2213}}^1$

素因数の和:2600

約数の個数: 48

約数和(自身を含む): 2569816368

約数和(自身を除く): 1363421548

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 281, 388, 485, 562, 970, 1124, 1405, 1940, 2213, 2810, 4426, 5620, 8852, 11065, 22130, 27257, 44260, 54514, 109028, 136285, 214661, 272570, 429322, 545140, 621853, 858644, 1073305, 1243706, 2146610, 2487412, 3109265, 4293220, 6218530, 12437060, 60319741, 120639482, 241278964, 301598705, 603197410, 1206394820]

約数ペア:

[(1, 1206394820), (2, 603197410), (4, 301598705), (5, 241278964), (10, 120639482), (20, 60319741), (97, 12437060), (194, 6218530), (281, 4293220), (388, 3109265), (485, 2487412), (562, 2146610), (970, 1243706), (1124, 1073305), (1405, 858644), (1940, 621853), (2213, 545140), (2810, 429322), (4426, 272570), (5620, 214661), (8852, 136285), (11065, 109028), (22130, 54514), (27257, 44260)]