31244360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:883

約数の個数: 96

約数和(自身を含む): 86184000

約数和(自身を除く): 54939640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 532, 665, 760, 839, 931, 980, 1064, 1330, 1678, 1862, 1960, 2660, 3356, 3724, 4195, 4655, 5320, 5873, 6712, 7448, 8390, 9310, 11746, 15941, 16780, 18620, 23492, 29365, 31882, 33560, 37240, 41111, 46984, 58730, 63764, 79705, 82222, 111587, 117460, 127528, 159410, 164444, 205555, 223174, 234920, 318820, 328888, 411110, 446348, 557935, 637640, 781109, 822220, 892696, 1115870, 1562218, 1644440, 2231740, 3124436, 3905545, 4463480, 6248872, 7811090, 15622180, 31244360]

約数ペア:

[(1, 31244360), (2, 15622180), (4, 7811090), (5, 6248872), (7, 4463480), (8, 3905545), (10, 3124436), (14, 2231740), (19, 1644440), (20, 1562218), (28, 1115870), (35, 892696), (38, 822220), (40, 781109), (49, 637640), (56, 557935), (70, 446348), (76, 411110), (95, 328888), (98, 318820), (133, 234920), (140, 223174), (152, 205555), (190, 164444), (196, 159410), (245, 127528), (266, 117460), (280, 111587), (380, 82222), (392, 79705), (490, 63764), (532, 58730), (665, 46984), (760, 41111), (839, 37240), (931, 33560), (980, 31882), (1064, 29365), (1330, 23492), (1678, 18620), (1862, 16780), (1960, 15941), (2660, 11746), (3356, 9310), (3724, 8390), (4195, 7448), (4655, 6712), (5320, 5873)]