4244176720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{19483}}^1$

素因数の和:19892

約数の個数: 80

約数和(自身を含む): 11306954880

約数和(自身を除く): 7062778160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 389, 560, 778, 1556, 1945, 2723, 3112, 3890, 5446, 6224, 7780, 10892, 13615, 15560, 19483, 21784, 27230, 31120, 38966, 43568, 54460, 77932, 97415, 108920, 136381, 155864, 194830, 217840, 272762, 311728, 389660, 545524, 681905, 779320, 1091048, 1363810, 1558640, 2182096, 2727620, 5455240, 7578887, 10910480, 15157774, 30315548, 37894435, 53052209, 60631096, 75788870, 106104418, 121262192, 151577740, 212208836, 265261045, 303155480, 424417672, 530522090, 606310960, 848835344, 1061044180, 2122088360, 4244176720]

約数ペア:

[(1, 4244176720), (2, 2122088360), (4, 1061044180), (5, 848835344), (7, 606310960), (8, 530522090), (10, 424417672), (14, 303155480), (16, 265261045), (20, 212208836), (28, 151577740), (35, 121262192), (40, 106104418), (56, 75788870), (70, 60631096), (80, 53052209), (112, 37894435), (140, 30315548), (280, 15157774), (389, 10910480), (560, 7578887), (778, 5455240), (1556, 2727620), (1945, 2182096), (2723, 1558640), (3112, 1363810), (3890, 1091048), (5446, 779320), (6224, 681905), (7780, 545524), (10892, 389660), (13615, 311728), (15560, 272762), (19483, 217840), (21784, 194830), (27230, 155864), (31120, 136381), (38966, 108920), (43568, 97415), (54460, 77932)]