12001000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1091}}^1$

素因数の和:1123

約数の個数: 64

約数和(自身を含む): 30663360

約数和(自身を除く): 18662360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1091, 1100, 1375, 2182, 2200, 2750, 4364, 5455, 5500, 8728, 10910, 11000, 12001, 21820, 24002, 27275, 43640, 48004, 54550, 60005, 96008, 109100, 120010, 136375, 218200, 240020, 272750, 300025, 480040, 545500, 600050, 1091000, 1200100, 1500125, 2400200, 3000250, 6000500, 12001000]

約数ペア:

[(1, 12001000), (2, 6000500), (4, 3000250), (5, 2400200), (8, 1500125), (10, 1200100), (11, 1091000), (20, 600050), (22, 545500), (25, 480040), (40, 300025), (44, 272750), (50, 240020), (55, 218200), (88, 136375), (100, 120010), (110, 109100), (125, 96008), (200, 60005), (220, 54550), (250, 48004), (275, 43640), (440, 27275), (500, 24002), (550, 21820), (1000, 12001), (1091, 11000), (1100, 10910), (1375, 8728), (2182, 5500), (2200, 5455), (2750, 4364)]