17393920

素因数分解:

$2^8\times 5^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 42384384

約数和(自身を除く): 24990464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 127, 128, 160, 214, 254, 256, 320, 428, 508, 535, 635, 640, 856, 1016, 1070, 1270, 1280, 1712, 2032, 2140, 2540, 3424, 4064, 4280, 5080, 6848, 8128, 8560, 10160, 13589, 13696, 16256, 17120, 20320, 27178, 27392, 32512, 34240, 40640, 54356, 67945, 68480, 81280, 108712, 135890, 136960, 162560, 217424, 271780, 434848, 543560, 869696, 1087120, 1739392, 2174240, 3478784, 4348480, 8696960, 17393920]

約数ペア:

[(1, 17393920), (2, 8696960), (4, 4348480), (5, 3478784), (8, 2174240), (10, 1739392), (16, 1087120), (20, 869696), (32, 543560), (40, 434848), (64, 271780), (80, 217424), (107, 162560), (127, 136960), (128, 135890), (160, 108712), (214, 81280), (254, 68480), (256, 67945), (320, 54356), (428, 40640), (508, 34240), (535, 32512), (635, 27392), (640, 27178), (856, 20320), (1016, 17120), (1070, 16256), (1270, 13696), (1280, 13589), (1712, 10160), (2032, 8560), (2140, 8128), (2540, 6848), (3424, 5080), (4064, 4280)]