304876820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{3833}}^1$

素因数の和:3980

約数の個数: 48

約数和(自身を含む): 662791248

約数和(自身を除く): 357914428

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 194, 205, 388, 410, 485, 820, 970, 1940, 3833, 3977, 7666, 7954, 15332, 15908, 19165, 19885, 38330, 39770, 76660, 79540, 157153, 314306, 371801, 628612, 743602, 785765, 1487204, 1571530, 1859005, 3143060, 3718010, 7436020, 15243841, 30487682, 60975364, 76219205, 152438410, 304876820]

約数ペア:

[(1, 304876820), (2, 152438410), (4, 76219205), (5, 60975364), (10, 30487682), (20, 15243841), (41, 7436020), (82, 3718010), (97, 3143060), (164, 1859005), (194, 1571530), (205, 1487204), (388, 785765), (410, 743602), (485, 628612), (820, 371801), (970, 314306), (1940, 157153), (3833, 79540), (3977, 76660), (7666, 39770), (7954, 38330), (15332, 19885), (15908, 19165)]