38469640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 103420800

約数和(自身を除く): 64951160

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 37, 40, 44, 55, 68, 74, 85, 88, 110, 136, 139, 148, 170, 185, 187, 220, 278, 296, 340, 370, 374, 407, 440, 556, 629, 680, 695, 740, 748, 814, 935, 1112, 1258, 1390, 1480, 1496, 1529, 1628, 1870, 2035, 2363, 2516, 2780, 3058, 3145, 3256, 3740, 4070, 4726, 5032, 5143, 5560, 6116, 6290, 6919, 7480, 7645, 8140, 9452, 10286, 11815, 12232, 12580, 13838, 15290, 16280, 18904, 20572, 23630, 25160, 25715, 25993, 27676, 30580, 34595, 41144, 47260, 51430, 51986, 55352, 56573, 61160, 69190, 87431, 94520, 102860, 103972, 113146, 129965, 138380, 174862, 205720, 207944, 226292, 259930, 276760, 282865, 349724, 437155, 452584, 519860, 565730, 699448, 874310, 961741, 1039720, 1131460, 1748620, 1923482, 2262920, 3497240, 3846964, 4808705, 7693928, 9617410, 19234820, 38469640]

約数ペア:

[(1, 38469640), (2, 19234820), (4, 9617410), (5, 7693928), (8, 4808705), (10, 3846964), (11, 3497240), (17, 2262920), (20, 1923482), (22, 1748620), (34, 1131460), (37, 1039720), (40, 961741), (44, 874310), (55, 699448), (68, 565730), (74, 519860), (85, 452584), (88, 437155), (110, 349724), (136, 282865), (139, 276760), (148, 259930), (170, 226292), (185, 207944), (187, 205720), (220, 174862), (278, 138380), (296, 129965), (340, 113146), (370, 103972), (374, 102860), (407, 94520), (440, 87431), (556, 69190), (629, 61160), (680, 56573), (695, 55352), (740, 51986), (748, 51430), (814, 47260), (935, 41144), (1112, 34595), (1258, 30580), (1390, 27676), (1480, 25993), (1496, 25715), (1529, 25160), (1628, 23630), (1870, 20572), (2035, 18904), (2363, 16280), (2516, 15290), (2780, 13838), (3058, 12580), (3145, 12232), (3256, 11815), (3740, 10286), (4070, 9452), (4726, 8140), (5032, 7645), (5143, 7480), (5560, 6919), (6116, 6290)]