40856140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 98671104

約数和(自身を除く): 57814964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 37, 52, 62, 65, 74, 124, 130, 137, 148, 155, 185, 260, 274, 310, 370, 403, 481, 548, 620, 685, 740, 806, 962, 1147, 1370, 1612, 1781, 1924, 2015, 2294, 2405, 2740, 3562, 4030, 4247, 4588, 4810, 5069, 5735, 7124, 8060, 8494, 8905, 9620, 10138, 11470, 14911, 16988, 17810, 20276, 21235, 22940, 25345, 29822, 35620, 42470, 50690, 55211, 59644, 65897, 74555, 84940, 101380, 110422, 131794, 149110, 157139, 220844, 263588, 276055, 298220, 314278, 329485, 552110, 628556, 658970, 785695, 1104220, 1317940, 1571390, 2042807, 3142780, 4085614, 8171228, 10214035, 20428070, 40856140]

約数ペア:

[(1, 40856140), (2, 20428070), (4, 10214035), (5, 8171228), (10, 4085614), (13, 3142780), (20, 2042807), (26, 1571390), (31, 1317940), (37, 1104220), (52, 785695), (62, 658970), (65, 628556), (74, 552110), (124, 329485), (130, 314278), (137, 298220), (148, 276055), (155, 263588), (185, 220844), (260, 157139), (274, 149110), (310, 131794), (370, 110422), (403, 101380), (481, 84940), (548, 74555), (620, 65897), (685, 59644), (740, 55211), (806, 50690), (962, 42470), (1147, 35620), (1370, 29822), (1612, 25345), (1781, 22940), (1924, 21235), (2015, 20276), (2294, 17810), (2405, 16988), (2740, 14911), (3562, 11470), (4030, 10138), (4247, 9620), (4588, 8905), (4810, 8494), (5069, 8060), (5735, 7124)]