40400360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1009}}^1$

素因数の和:1051

約数の個数: 128

約数和(自身を含む): 122169600

約数和(自身を除く): 81769240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1009, 1144, 1430, 1540, 1820, 2002, 2018, 2860, 3080, 3640, 4004, 4036, 5005, 5045, 5720, 7063, 8008, 8072, 10010, 10090, 11099, 13117, 14126, 20020, 20180, 22198, 26234, 28252, 35315, 40040, 40360, 44396, 52468, 55495, 56504, 65585, 70630, 77693, 88792, 91819, 104936, 110990, 131170, 141260, 144287, 155386, 183638, 221980, 262340, 282520, 288574, 310772, 367276, 388465, 443960, 459095, 524680, 577148, 621544, 721435, 734552, 776930, 918190, 1010009, 1154296, 1442870, 1553860, 1836380, 2020018, 2885740, 3107720, 3672760, 4040036, 5050045, 5771480, 8080072, 10100090, 20200180, 40400360]

約数ペア:

[(1, 40400360), (2, 20200180), (4, 10100090), (5, 8080072), (7, 5771480), (8, 5050045), (10, 4040036), (11, 3672760), (13, 3107720), (14, 2885740), (20, 2020018), (22, 1836380), (26, 1553860), (28, 1442870), (35, 1154296), (40, 1010009), (44, 918190), (52, 776930), (55, 734552), (56, 721435), (65, 621544), (70, 577148), (77, 524680), (88, 459095), (91, 443960), (104, 388465), (110, 367276), (130, 310772), (140, 288574), (143, 282520), (154, 262340), (182, 221980), (220, 183638), (260, 155386), (280, 144287), (286, 141260), (308, 131170), (364, 110990), (385, 104936), (440, 91819), (455, 88792), (520, 77693), (572, 70630), (616, 65585), (715, 56504), (728, 55495), (770, 52468), (910, 44396), (1001, 40360), (1009, 40040), (1144, 35315), (1430, 28252), (1540, 26234), (1820, 22198), (2002, 20180), (2018, 20020), (2860, 14126), (3080, 13117), (3640, 11099), (4004, 10090), (4036, 10010), (5005, 8072), (5045, 8008), (5720, 7063)]