20163947280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3652889}}^1$

素因数の和:3652928

約数の個数: 80

約数和(自身を含む): 65226003840

約数和(自身を除く): 45062056560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 3652889, 7305778, 10958667, 14611556, 18264445, 21917334, 29223112, 36528890, 43834668, 54793335, 58446224, 73057780, 84016447, 87669336, 109586670, 146115560, 168032894, 175338672, 219173340, 252049341, 292231120, 336065788, 420082235, 438346680, 504098682, 672131576, 840164470, 876693360, 1008197364, 1260246705, 1344263152, 1680328940, 2016394728, 2520493410, 3360657880, 4032789456, 5040986820, 6721315760, 10081973640, 20163947280]

約数ペア:

[(1, 20163947280), (2, 10081973640), (3, 6721315760), (4, 5040986820), (5, 4032789456), (6, 3360657880), (8, 2520493410), (10, 2016394728), (12, 1680328940), (15, 1344263152), (16, 1260246705), (20, 1008197364), (23, 876693360), (24, 840164470), (30, 672131576), (40, 504098682), (46, 438346680), (48, 420082235), (60, 336065788), (69, 292231120), (80, 252049341), (92, 219173340), (115, 175338672), (120, 168032894), (138, 146115560), (184, 109586670), (230, 87669336), (240, 84016447), (276, 73057780), (345, 58446224), (368, 54793335), (460, 43834668), (552, 36528890), (690, 29223112), (920, 21917334), (1104, 18264445), (1380, 14611556), (1840, 10958667), (2760, 7305778), (5520, 3652889)]