19201600

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1091}}^1$

素因数の和:1124

約数の個数: 84

約数和(自身を含む): 51590448

約数和(自身を除く): 32388848

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 160, 176, 200, 220, 275, 320, 352, 400, 440, 550, 704, 800, 880, 1091, 1100, 1600, 1760, 2182, 2200, 3520, 4364, 4400, 5455, 8728, 8800, 10910, 12001, 17456, 17600, 21820, 24002, 27275, 34912, 43640, 48004, 54550, 60005, 69824, 87280, 96008, 109100, 120010, 174560, 192016, 218200, 240020, 300025, 349120, 384032, 436400, 480040, 600050, 768064, 872800, 960080, 1200100, 1745600, 1920160, 2400200, 3840320, 4800400, 9600800, 19201600]

約数ペア:

[(1, 19201600), (2, 9600800), (4, 4800400), (5, 3840320), (8, 2400200), (10, 1920160), (11, 1745600), (16, 1200100), (20, 960080), (22, 872800), (25, 768064), (32, 600050), (40, 480040), (44, 436400), (50, 384032), (55, 349120), (64, 300025), (80, 240020), (88, 218200), (100, 192016), (110, 174560), (160, 120010), (176, 109100), (200, 96008), (220, 87280), (275, 69824), (320, 60005), (352, 54550), (400, 48004), (440, 43640), (550, 34912), (704, 27275), (800, 24002), (880, 21820), (1091, 17600), (1100, 17456), (1600, 12001), (1760, 10910), (2182, 8800), (2200, 8728), (3520, 5455), (4364, 4400)]