19948050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:572

約数の個数: 72

約数和(自身を含む): 54264756

約数和(自身を除く): 34316706

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 97, 150, 194, 225, 291, 450, 457, 485, 582, 873, 914, 970, 1371, 1455, 1746, 2285, 2425, 2742, 2910, 4113, 4365, 4570, 4850, 6855, 7275, 8226, 8730, 11425, 13710, 14550, 20565, 21825, 22850, 34275, 41130, 43650, 44329, 68550, 88658, 102825, 132987, 205650, 221645, 265974, 398961, 443290, 664935, 797922, 1108225, 1329870, 1994805, 2216450, 3324675, 3989610, 6649350, 9974025, 19948050]

約数ペア:

[(1, 19948050), (2, 9974025), (3, 6649350), (5, 3989610), (6, 3324675), (9, 2216450), (10, 1994805), (15, 1329870), (18, 1108225), (25, 797922), (30, 664935), (45, 443290), (50, 398961), (75, 265974), (90, 221645), (97, 205650), (150, 132987), (194, 102825), (225, 88658), (291, 68550), (450, 44329), (457, 43650), (485, 41130), (582, 34275), (873, 22850), (914, 21825), (970, 20565), (1371, 14550), (1455, 13710), (1746, 11425), (2285, 8730), (2425, 8226), (2742, 7275), (2910, 6855), (4113, 4850), (4365, 4570)]