4005293488

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{1459}}^1$

素因数の和:1794

約数の個数: 80

約数和(自身を含む): 8991170560

約数和(自身を除く): 4985877072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 193, 254, 386, 508, 772, 889, 1016, 1351, 1459, 1544, 1778, 2032, 2702, 2918, 3088, 3556, 5404, 5836, 7112, 10213, 10808, 11672, 14224, 20426, 21616, 23344, 24511, 40852, 49022, 81704, 98044, 163408, 171577, 185293, 196088, 281587, 343154, 370586, 392176, 563174, 686308, 741172, 1126348, 1297051, 1372616, 1482344, 1971109, 2252696, 2594102, 2745232, 2964688, 3942218, 4505392, 5188204, 7884436, 10376408, 15768872, 20752816, 31537744, 35761549, 71523098, 143046196, 250330843, 286092392, 500661686, 572184784, 1001323372, 2002646744, 4005293488]

約数ペア:

[(1, 4005293488), (2, 2002646744), (4, 1001323372), (7, 572184784), (8, 500661686), (14, 286092392), (16, 250330843), (28, 143046196), (56, 71523098), (112, 35761549), (127, 31537744), (193, 20752816), (254, 15768872), (386, 10376408), (508, 7884436), (772, 5188204), (889, 4505392), (1016, 3942218), (1351, 2964688), (1459, 2745232), (1544, 2594102), (1778, 2252696), (2032, 1971109), (2702, 1482344), (2918, 1372616), (3088, 1297051), (3556, 1126348), (5404, 741172), (5836, 686308), (7112, 563174), (10213, 392176), (10808, 370586), (11672, 343154), (14224, 281587), (20426, 196088), (21616, 185293), (23344, 171577), (24511, 163408), (40852, 98044), (49022, 81704)]