2019573640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{67409}}^1$

素因数の和:67534

約数の個数: 64

約数和(自身を含む): 5241801600

約数和(自身を除く): 3222227960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 2140, 2996, 3745, 4280, 5992, 7490, 14980, 29960, 67409, 134818, 269636, 337045, 471863, 539272, 674090, 943726, 1348180, 1887452, 2359315, 2696360, 3774904, 4718630, 7212763, 9437260, 14425526, 18874520, 28851052, 36063815, 50489341, 57702104, 72127630, 100978682, 144255260, 201957364, 252446705, 288510520, 403914728, 504893410, 1009786820, 2019573640]

約数ペア:

[(1, 2019573640), (2, 1009786820), (4, 504893410), (5, 403914728), (7, 288510520), (8, 252446705), (10, 201957364), (14, 144255260), (20, 100978682), (28, 72127630), (35, 57702104), (40, 50489341), (56, 36063815), (70, 28851052), (107, 18874520), (140, 14425526), (214, 9437260), (280, 7212763), (428, 4718630), (535, 3774904), (749, 2696360), (856, 2359315), (1070, 1887452), (1498, 1348180), (2140, 943726), (2996, 674090), (3745, 539272), (4280, 471863), (5992, 337045), (7490, 269636), (14980, 134818), (29960, 67409)]