20183358660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{245719}}^1$

素因数の和:245805

約数の個数: 72

約数和(自身を含む): 58082310720

約数和(自身を除く): 37898952060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 1369, 2220, 2738, 4107, 5476, 6845, 8214, 13690, 16428, 20535, 27380, 41070, 82140, 245719, 491438, 737157, 982876, 1228595, 1474314, 2457190, 2948628, 3685785, 4914380, 7371570, 9091603, 14743140, 18183206, 27274809, 36366412, 45458015, 54549618, 90916030, 109099236, 136374045, 181832060, 272748090, 336389311, 545496180, 672778622, 1009167933, 1345557244, 1681946555, 2018335866, 3363893110, 4036671732, 5045839665, 6727786220, 10091679330, 20183358660]

約数ペア:

[(1, 20183358660), (2, 10091679330), (3, 6727786220), (4, 5045839665), (5, 4036671732), (6, 3363893110), (10, 2018335866), (12, 1681946555), (15, 1345557244), (20, 1009167933), (30, 672778622), (37, 545496180), (60, 336389311), (74, 272748090), (111, 181832060), (148, 136374045), (185, 109099236), (222, 90916030), (370, 54549618), (444, 45458015), (555, 36366412), (740, 27274809), (1110, 18183206), (1369, 14743140), (2220, 9091603), (2738, 7371570), (4107, 4914380), (5476, 3685785), (6845, 2948628), (8214, 2457190), (13690, 1474314), (16428, 1228595), (20535, 982876), (27380, 737157), (41070, 491438), (82140, 245719)]