2821681567220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{70309}}^1\times {\mathrm{118037}}^1$

素因数の和:188372

約数の個数: 48

約数和(自身を含む): 6274234345680

約数和(自身を除く): 3452552778460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 70309, 118037, 140618, 236074, 281236, 351545, 472148, 590185, 703090, 1180370, 1195253, 1406180, 2006629, 2360740, 2390506, 4013258, 4781012, 5976265, 8026516, 10033145, 11952530, 20066290, 23905060, 40132580, 8299063433, 16598126866, 33196253732, 41495317165, 82990634330, 141084078361, 165981268660, 282168156722, 564336313444, 705420391805, 1410840783610, 2821681567220]

約数ペア:

[(1, 2821681567220), (2, 1410840783610), (4, 705420391805), (5, 564336313444), (10, 282168156722), (17, 165981268660), (20, 141084078361), (34, 82990634330), (68, 41495317165), (85, 33196253732), (170, 16598126866), (340, 8299063433), (70309, 40132580), (118037, 23905060), (140618, 20066290), (236074, 11952530), (281236, 10033145), (351545, 8026516), (472148, 5976265), (590185, 4781012), (703090, 4013258), (1180370, 2390506), (1195253, 2360740), (1406180, 2006629)]