40271140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 110602800

約数和(自身を除く): 70331660

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 49, 52, 58, 65, 70, 91, 98, 109, 116, 130, 140, 145, 182, 196, 203, 218, 245, 260, 290, 364, 377, 406, 436, 455, 490, 545, 580, 637, 754, 763, 812, 910, 980, 1015, 1090, 1274, 1417, 1421, 1508, 1526, 1820, 1885, 2030, 2180, 2548, 2639, 2834, 2842, 3052, 3161, 3185, 3770, 3815, 4060, 5278, 5341, 5668, 5684, 6322, 6370, 7085, 7105, 7540, 7630, 9919, 10556, 10682, 12644, 12740, 13195, 14170, 14210, 15260, 15805, 18473, 19838, 21364, 22127, 26390, 26705, 28340, 28420, 31610, 36946, 39676, 41093, 44254, 49595, 52780, 53410, 63220, 69433, 73892, 82186, 88508, 92365, 99190, 106820, 110635, 138866, 154889, 164372, 184730, 198380, 205465, 221270, 277732, 287651, 309778, 347165, 369460, 410930, 442540, 575302, 619556, 694330, 774445, 821860, 1150604, 1388660, 1438255, 1548890, 2013557, 2876510, 3097780, 4027114, 5753020, 8054228, 10067785, 20135570, 40271140]

約数ペア:

[(1, 40271140), (2, 20135570), (4, 10067785), (5, 8054228), (7, 5753020), (10, 4027114), (13, 3097780), (14, 2876510), (20, 2013557), (26, 1548890), (28, 1438255), (29, 1388660), (35, 1150604), (49, 821860), (52, 774445), (58, 694330), (65, 619556), (70, 575302), (91, 442540), (98, 410930), (109, 369460), (116, 347165), (130, 309778), (140, 287651), (145, 277732), (182, 221270), (196, 205465), (203, 198380), (218, 184730), (245, 164372), (260, 154889), (290, 138866), (364, 110635), (377, 106820), (406, 99190), (436, 92365), (455, 88508), (490, 82186), (545, 73892), (580, 69433), (637, 63220), (754, 53410), (763, 52780), (812, 49595), (910, 44254), (980, 41093), (1015, 39676), (1090, 36946), (1274, 31610), (1417, 28420), (1421, 28340), (1508, 26705), (1526, 26390), (1820, 22127), (1885, 21364), (2030, 19838), (2180, 18473), (2548, 15805), (2639, 15260), (2834, 14210), (2842, 14170), (3052, 13195), (3161, 12740), (3185, 12644), (3770, 10682), (3815, 10556), (4060, 9919), (5278, 7630), (5341, 7540), (5668, 7105), (5684, 7085), (6322, 6370)]