1200100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1091}}^1$

素因数の和:1116

約数の個数: 36

約数和(自身を含む): 2843568

約数和(自身を除く): 1643468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1091, 1100, 2182, 4364, 5455, 10910, 12001, 21820, 24002, 27275, 48004, 54550, 60005, 109100, 120010, 240020, 300025, 600050, 1200100]

約数ペア:

[(1, 1200100), (2, 600050), (4, 300025), (5, 240020), (10, 120010), (11, 109100), (20, 60005), (22, 54550), (25, 48004), (44, 27275), (50, 24002), (55, 21820), (100, 12001), (110, 10910), (220, 5455), (275, 4364), (550, 2182), (1091, 1100)]