22270720

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 54157824

約数和(自身を除く): 31887104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 137, 160, 254, 256, 274, 320, 508, 548, 635, 640, 685, 1016, 1096, 1270, 1280, 1370, 2032, 2192, 2540, 2740, 4064, 4384, 5080, 5480, 8128, 8768, 10160, 10960, 16256, 17399, 17536, 20320, 21920, 32512, 34798, 35072, 40640, 43840, 69596, 81280, 86995, 87680, 139192, 162560, 173990, 175360, 278384, 347980, 556768, 695960, 1113536, 1391920, 2227072, 2783840, 4454144, 5567680, 11135360, 22270720]

約数ペア:

[(1, 22270720), (2, 11135360), (4, 5567680), (5, 4454144), (8, 2783840), (10, 2227072), (16, 1391920), (20, 1113536), (32, 695960), (40, 556768), (64, 347980), (80, 278384), (127, 175360), (128, 173990), (137, 162560), (160, 139192), (254, 87680), (256, 86995), (274, 81280), (320, 69596), (508, 43840), (548, 40640), (635, 35072), (640, 34798), (685, 32512), (1016, 21920), (1096, 20320), (1270, 17536), (1280, 17399), (1370, 16256), (2032, 10960), (2192, 10160), (2540, 8768), (2740, 8128), (4064, 5480), (4384, 5080)]