48711440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 121123200

約数和(自身を除く): 72411760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 73, 76, 80, 95, 146, 152, 190, 292, 304, 365, 380, 439, 584, 730, 760, 878, 1168, 1387, 1460, 1520, 1756, 2195, 2774, 2920, 3512, 4390, 5548, 5840, 6935, 7024, 8341, 8780, 11096, 13870, 16682, 17560, 22192, 27740, 32047, 33364, 35120, 41705, 55480, 64094, 66728, 83410, 110960, 128188, 133456, 160235, 166820, 256376, 320470, 333640, 512752, 608893, 640940, 667280, 1217786, 1281880, 2435572, 2563760, 3044465, 4871144, 6088930, 9742288, 12177860, 24355720, 48711440]

約数ペア:

[(1, 48711440), (2, 24355720), (4, 12177860), (5, 9742288), (8, 6088930), (10, 4871144), (16, 3044465), (19, 2563760), (20, 2435572), (38, 1281880), (40, 1217786), (73, 667280), (76, 640940), (80, 608893), (95, 512752), (146, 333640), (152, 320470), (190, 256376), (292, 166820), (304, 160235), (365, 133456), (380, 128188), (439, 110960), (584, 83410), (730, 66728), (760, 64094), (878, 55480), (1168, 41705), (1387, 35120), (1460, 33364), (1520, 32047), (1756, 27740), (2195, 22192), (2774, 17560), (2920, 16682), (3512, 13870), (4390, 11096), (5548, 8780), (5840, 8341), (6935, 7024)]