40911640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 118195200

約数和(自身を除く): 77283560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 55, 56, 70, 74, 77, 88, 110, 140, 148, 154, 185, 220, 259, 280, 296, 308, 359, 370, 385, 407, 440, 518, 616, 718, 740, 770, 814, 1036, 1295, 1436, 1480, 1540, 1628, 1795, 2035, 2072, 2513, 2590, 2849, 2872, 3080, 3256, 3590, 3949, 4070, 5026, 5180, 5698, 7180, 7898, 8140, 10052, 10360, 11396, 12565, 13283, 14245, 14360, 15796, 16280, 19745, 20104, 22792, 25130, 26566, 27643, 28490, 31592, 39490, 50260, 53132, 55286, 56980, 66415, 78980, 92981, 100520, 106264, 110572, 113960, 132830, 138215, 146113, 157960, 185962, 221144, 265660, 276430, 292226, 371924, 464905, 531320, 552860, 584452, 730565, 743848, 929810, 1022791, 1105720, 1168904, 1461130, 1859620, 2045582, 2922260, 3719240, 4091164, 5113955, 5844520, 8182328, 10227910, 20455820, 40911640]

約数ペア:

[(1, 40911640), (2, 20455820), (4, 10227910), (5, 8182328), (7, 5844520), (8, 5113955), (10, 4091164), (11, 3719240), (14, 2922260), (20, 2045582), (22, 1859620), (28, 1461130), (35, 1168904), (37, 1105720), (40, 1022791), (44, 929810), (55, 743848), (56, 730565), (70, 584452), (74, 552860), (77, 531320), (88, 464905), (110, 371924), (140, 292226), (148, 276430), (154, 265660), (185, 221144), (220, 185962), (259, 157960), (280, 146113), (296, 138215), (308, 132830), (359, 113960), (370, 110572), (385, 106264), (407, 100520), (440, 92981), (518, 78980), (616, 66415), (718, 56980), (740, 55286), (770, 53132), (814, 50260), (1036, 39490), (1295, 31592), (1436, 28490), (1480, 27643), (1540, 26566), (1628, 25130), (1795, 22792), (2035, 20104), (2072, 19745), (2513, 16280), (2590, 15796), (2849, 14360), (2872, 14245), (3080, 13283), (3256, 12565), (3590, 11396), (3949, 10360), (4070, 10052), (5026, 8140), (5180, 7898), (5698, 7180)]