2017990744

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{142433}}^1$

素因数の和:142480

約数の個数: 64

約数和(自身を含む): 4922519040

約数和(自身を除く): 2904528296

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1771, 2024, 3542, 7084, 14168, 142433, 284866, 569732, 997031, 1139464, 1566763, 1994062, 3133526, 3275959, 3988124, 6267052, 6551918, 7976248, 10967341, 12534104, 13103836, 21934682, 22931713, 26207672, 36035549, 43869364, 45863426, 72071098, 87738728, 91726852, 144142196, 183453704, 252248843, 288284392, 504497686, 1008995372, 2017990744]

約数ペア:

[(1, 2017990744), (2, 1008995372), (4, 504497686), (7, 288284392), (8, 252248843), (11, 183453704), (14, 144142196), (22, 91726852), (23, 87738728), (28, 72071098), (44, 45863426), (46, 43869364), (56, 36035549), (77, 26207672), (88, 22931713), (92, 21934682), (154, 13103836), (161, 12534104), (184, 10967341), (253, 7976248), (308, 6551918), (322, 6267052), (506, 3988124), (616, 3275959), (644, 3133526), (1012, 1994062), (1288, 1566763), (1771, 1139464), (2024, 997031), (3542, 569732), (7084, 284866), (14168, 142433)]