13313920

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 32387040

約数和(自身を除く): 19073120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 293, 320, 355, 568, 586, 640, 710, 1136, 1172, 1420, 1465, 2272, 2344, 2840, 2930, 4544, 4688, 5680, 5860, 9088, 9376, 11360, 11720, 18752, 20803, 22720, 23440, 37504, 41606, 45440, 46880, 83212, 93760, 104015, 166424, 187520, 208030, 332848, 416060, 665696, 832120, 1331392, 1664240, 2662784, 3328480, 6656960, 13313920]

約数ペア:

[(1, 13313920), (2, 6656960), (4, 3328480), (5, 2662784), (8, 1664240), (10, 1331392), (16, 832120), (20, 665696), (32, 416060), (40, 332848), (64, 208030), (71, 187520), (80, 166424), (128, 104015), (142, 93760), (160, 83212), (284, 46880), (293, 45440), (320, 41606), (355, 37504), (568, 23440), (586, 22720), (640, 20803), (710, 18752), (1136, 11720), (1172, 11360), (1420, 9376), (1465, 9088), (2272, 5860), (2344, 5680), (2840, 4688), (2930, 4544)]