20178340060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{2887}}^1$

素因数の和:3311

約数の個数: 96

約数和(自身を含む): 45753821568

約数和(自身を除く): 25575481508

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 337, 340, 610, 674, 1037, 1220, 1348, 1685, 2074, 2887, 3370, 4148, 5185, 5729, 5774, 6740, 10370, 11458, 11548, 14435, 20557, 20740, 22916, 28645, 28870, 41114, 49079, 57290, 57740, 82228, 98158, 102785, 114580, 176107, 196316, 205570, 245395, 349469, 352214, 411140, 490790, 698938, 704428, 880535, 972919, 981580, 1397876, 1747345, 1761070, 1945838, 2993819, 3494690, 3522140, 3891676, 4864595, 5987638, 6989380, 9729190, 11975276, 14969095, 16539623, 19458380, 29938190, 33079246, 59348059, 59876380, 66158492, 82698115, 118696118, 165396230, 237392236, 296740295, 330792460, 593480590, 1008917003, 1186961180, 2017834006, 4035668012, 5044585015, 10089170030, 20178340060]

約数ペア:

[(1, 20178340060), (2, 10089170030), (4, 5044585015), (5, 4035668012), (10, 2017834006), (17, 1186961180), (20, 1008917003), (34, 593480590), (61, 330792460), (68, 296740295), (85, 237392236), (122, 165396230), (170, 118696118), (244, 82698115), (305, 66158492), (337, 59876380), (340, 59348059), (610, 33079246), (674, 29938190), (1037, 19458380), (1220, 16539623), (1348, 14969095), (1685, 11975276), (2074, 9729190), (2887, 6989380), (3370, 5987638), (4148, 4864595), (5185, 3891676), (5729, 3522140), (5774, 3494690), (6740, 2993819), (10370, 1945838), (11458, 1761070), (11548, 1747345), (14435, 1397876), (20557, 981580), (20740, 972919), (22916, 880535), (28645, 704428), (28870, 698938), (41114, 490790), (49079, 411140), (57290, 352214), (57740, 349469), (82228, 245395), (98158, 205570), (102785, 196316), (114580, 176107)]