2789580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2447}}^1$

素因数の和:2478

約数の個数: 48

約数和(自身を含む): 8225280

約数和(自身を除く): 5435700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 2447, 4894, 7341, 9788, 12235, 14682, 24470, 29364, 36705, 46493, 48940, 73410, 92986, 139479, 146820, 185972, 232465, 278958, 464930, 557916, 697395, 929860, 1394790, 2789580]

約数ペア:

[(1, 2789580), (2, 1394790), (3, 929860), (4, 697395), (5, 557916), (6, 464930), (10, 278958), (12, 232465), (15, 185972), (19, 146820), (20, 139479), (30, 92986), (38, 73410), (57, 48940), (60, 46493), (76, 36705), (95, 29364), (114, 24470), (190, 14682), (228, 12235), (285, 9788), (380, 7341), (570, 4894), (1140, 2447)]