19059440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 46818432

約数和(自身を除く): 27758992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 47, 74, 80, 94, 137, 148, 185, 188, 235, 274, 296, 370, 376, 470, 548, 592, 685, 740, 752, 940, 1096, 1370, 1480, 1739, 1880, 2192, 2740, 2960, 3478, 3760, 5069, 5480, 6439, 6956, 8695, 10138, 10960, 12878, 13912, 17390, 20276, 25345, 25756, 27824, 32195, 34780, 40552, 50690, 51512, 64390, 69560, 81104, 101380, 103024, 128780, 139120, 202760, 238243, 257560, 405520, 476486, 515120, 952972, 1191215, 1905944, 2382430, 3811888, 4764860, 9529720, 19059440]

約数ペア:

[(1, 19059440), (2, 9529720), (4, 4764860), (5, 3811888), (8, 2382430), (10, 1905944), (16, 1191215), (20, 952972), (37, 515120), (40, 476486), (47, 405520), (74, 257560), (80, 238243), (94, 202760), (137, 139120), (148, 128780), (185, 103024), (188, 101380), (235, 81104), (274, 69560), (296, 64390), (370, 51512), (376, 50690), (470, 40552), (548, 34780), (592, 32195), (685, 27824), (740, 25756), (752, 25345), (940, 20276), (1096, 17390), (1370, 13912), (1480, 12878), (1739, 10960), (1880, 10138), (2192, 8695), (2740, 6956), (2960, 6439), (3478, 5480), (3760, 5069)]