26383140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20939}}^1$

素因数の和:20961

約数の個数: 72

約数和(自身を含む): 91465920

約数和(自身を除く): 65082780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20939, 41878, 62817, 83756, 104695, 125634, 146573, 188451, 209390, 251268, 293146, 314085, 376902, 418780, 439719, 586292, 628170, 732865, 753804, 879438, 942255, 1256340, 1319157, 1465730, 1758876, 1884510, 2198595, 2638314, 2931460, 3769020, 4397190, 5276628, 6595785, 8794380, 13191570, 26383140]

約数ペア:

[(1, 26383140), (2, 13191570), (3, 8794380), (4, 6595785), (5, 5276628), (6, 4397190), (7, 3769020), (9, 2931460), (10, 2638314), (12, 2198595), (14, 1884510), (15, 1758876), (18, 1465730), (20, 1319157), (21, 1256340), (28, 942255), (30, 879438), (35, 753804), (36, 732865), (42, 628170), (45, 586292), (60, 439719), (63, 418780), (70, 376902), (84, 314085), (90, 293146), (105, 251268), (126, 209390), (140, 188451), (180, 146573), (210, 125634), (252, 104695), (315, 83756), (420, 62817), (630, 41878), (1260, 20939)]