2019643760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{4903}}^1$

素因数の和:5206

約数の個数: 80

約数和(自身を含む): 4962063360

約数和(自身を除く): 2942419600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 271, 304, 380, 542, 760, 1084, 1355, 1520, 2168, 2710, 4336, 4903, 5149, 5420, 9806, 10298, 10840, 19612, 20596, 21680, 24515, 25745, 39224, 41192, 49030, 51490, 78448, 82384, 93157, 98060, 102980, 186314, 196120, 205960, 372628, 392240, 411920, 465785, 745256, 931570, 1328713, 1490512, 1863140, 2657426, 3726280, 5314852, 6643565, 7452560, 10629704, 13287130, 21259408, 25245547, 26574260, 50491094, 53148520, 100982188, 106297040, 126227735, 201964376, 252455470, 403928752, 504910940, 1009821880, 2019643760]

約数ペア:

[(1, 2019643760), (2, 1009821880), (4, 504910940), (5, 403928752), (8, 252455470), (10, 201964376), (16, 126227735), (19, 106297040), (20, 100982188), (38, 53148520), (40, 50491094), (76, 26574260), (80, 25245547), (95, 21259408), (152, 13287130), (190, 10629704), (271, 7452560), (304, 6643565), (380, 5314852), (542, 3726280), (760, 2657426), (1084, 1863140), (1355, 1490512), (1520, 1328713), (2168, 931570), (2710, 745256), (4336, 465785), (4903, 411920), (5149, 392240), (5420, 372628), (9806, 205960), (10298, 196120), (10840, 186314), (19612, 102980), (20596, 98060), (21680, 93157), (24515, 82384), (25745, 78448), (39224, 51490), (41192, 49030)]