1321100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1201}}^1$

素因数の和:1226

約数の個数: 36

約数和(自身を含む): 3130008

約数和(自身を除く): 1808908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 1201, 2402, 4804, 6005, 12010, 13211, 24020, 26422, 30025, 52844, 60050, 66055, 120100, 132110, 264220, 330275, 660550, 1321100]

約数ペア:

[(1, 1321100), (2, 660550), (4, 330275), (5, 264220), (10, 132110), (11, 120100), (20, 66055), (22, 60050), (25, 52844), (44, 30025), (50, 26422), (55, 24020), (100, 13211), (110, 12010), (220, 6005), (275, 4804), (550, 2402), (1100, 1201)]