1221304880

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{412603}}^1$

素因数の和:412653

約数の個数: 40

約数和(自身を含む): 2916285072

約数和(自身を除く): 1694980192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 412603, 825206, 1650412, 2063015, 3300824, 4126030, 6601648, 8252060, 15266311, 16504120, 30532622, 33008240, 61065244, 76331555, 122130488, 152663110, 244260976, 305326220, 610652440, 1221304880]

約数ペア:

[(1, 1221304880), (2, 610652440), (4, 305326220), (5, 244260976), (8, 152663110), (10, 122130488), (16, 76331555), (20, 61065244), (37, 33008240), (40, 30532622), (74, 16504120), (80, 15266311), (148, 8252060), (185, 6601648), (296, 4126030), (370, 3300824), (592, 2063015), (740, 1650412), (1480, 825206), (2960, 412603)]