18258560

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 44651520

約数和(自身を除く): 26392960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 470, 607, 640, 752, 940, 1214, 1504, 1880, 2428, 3008, 3035, 3760, 4856, 6016, 6070, 7520, 9712, 12140, 15040, 19424, 24280, 28529, 30080, 38848, 48560, 57058, 77696, 97120, 114116, 142645, 194240, 228232, 285290, 388480, 456464, 570580, 912928, 1141160, 1825856, 2282320, 3651712, 4564640, 9129280, 18258560]

約数ペア:

[(1, 18258560), (2, 9129280), (4, 4564640), (5, 3651712), (8, 2282320), (10, 1825856), (16, 1141160), (20, 912928), (32, 570580), (40, 456464), (47, 388480), (64, 285290), (80, 228232), (94, 194240), (128, 142645), (160, 114116), (188, 97120), (235, 77696), (320, 57058), (376, 48560), (470, 38848), (607, 30080), (640, 28529), (752, 24280), (940, 19424), (1214, 15040), (1504, 12140), (1880, 9712), (2428, 7520), (3008, 6070), (3035, 6016), (3760, 4856)]