28045140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 84040320

約数和(自身を除く): 55995180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 73, 76, 95, 114, 146, 190, 219, 228, 285, 292, 337, 365, 380, 438, 570, 674, 730, 876, 1011, 1095, 1140, 1348, 1387, 1460, 1685, 2022, 2190, 2774, 3370, 4044, 4161, 4380, 5055, 5548, 6403, 6740, 6935, 8322, 10110, 12806, 13870, 16644, 19209, 20220, 20805, 24601, 25612, 27740, 32015, 38418, 41610, 49202, 64030, 73803, 76836, 83220, 96045, 98404, 123005, 128060, 147606, 192090, 246010, 295212, 369015, 384180, 467419, 492020, 738030, 934838, 1402257, 1476060, 1869676, 2337095, 2804514, 4674190, 5609028, 7011285, 9348380, 14022570, 28045140]

約数ペア:

[(1, 28045140), (2, 14022570), (3, 9348380), (4, 7011285), (5, 5609028), (6, 4674190), (10, 2804514), (12, 2337095), (15, 1869676), (19, 1476060), (20, 1402257), (30, 934838), (38, 738030), (57, 492020), (60, 467419), (73, 384180), (76, 369015), (95, 295212), (114, 246010), (146, 192090), (190, 147606), (219, 128060), (228, 123005), (285, 98404), (292, 96045), (337, 83220), (365, 76836), (380, 73803), (438, 64030), (570, 49202), (674, 41610), (730, 38418), (876, 32015), (1011, 27740), (1095, 25612), (1140, 24601), (1348, 20805), (1387, 20220), (1460, 19209), (1685, 16644), (2022, 13870), (2190, 12806), (2774, 10110), (3370, 8322), (4044, 6935), (4161, 6740), (4380, 6403), (5055, 5548)]