1216922450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{2803}}^1$

素因数の和:3291

約数の個数: 48

約数和(自身を含む): 2388671520

約数和(自身を除く): 1171749070

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 457, 475, 914, 950, 2285, 2803, 4570, 5606, 8683, 11425, 14015, 17366, 22850, 28030, 43415, 53257, 70075, 86830, 106514, 140150, 217075, 266285, 434150, 532570, 1280971, 1331425, 2561942, 2662850, 6404855, 12809710, 24338449, 32024275, 48676898, 64048550, 121692245, 243384490, 608461225, 1216922450]

約数ペア:

[(1, 1216922450), (2, 608461225), (5, 243384490), (10, 121692245), (19, 64048550), (25, 48676898), (38, 32024275), (50, 24338449), (95, 12809710), (190, 6404855), (457, 2662850), (475, 2561942), (914, 1331425), (950, 1280971), (2285, 532570), (2803, 434150), (4570, 266285), (5606, 217075), (8683, 140150), (11425, 106514), (14015, 86830), (17366, 70075), (22850, 53257), (28030, 43415)]