57490960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 142401600

約数和(自身を除く): 84910640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 109, 152, 190, 218, 304, 347, 380, 436, 545, 694, 760, 872, 1090, 1388, 1520, 1735, 1744, 2071, 2180, 2776, 3470, 4142, 4360, 5552, 6593, 6940, 8284, 8720, 10355, 13186, 13880, 16568, 20710, 26372, 27760, 32965, 33136, 37823, 41420, 52744, 65930, 75646, 82840, 105488, 131860, 151292, 165680, 189115, 263720, 302584, 378230, 527440, 605168, 718637, 756460, 1437274, 1512920, 2874548, 3025840, 3593185, 5749096, 7186370, 11498192, 14372740, 28745480, 57490960]

約数ペア:

[(1, 57490960), (2, 28745480), (4, 14372740), (5, 11498192), (8, 7186370), (10, 5749096), (16, 3593185), (19, 3025840), (20, 2874548), (38, 1512920), (40, 1437274), (76, 756460), (80, 718637), (95, 605168), (109, 527440), (152, 378230), (190, 302584), (218, 263720), (304, 189115), (347, 165680), (380, 151292), (436, 131860), (545, 105488), (694, 82840), (760, 75646), (872, 65930), (1090, 52744), (1388, 41420), (1520, 37823), (1735, 33136), (1744, 32965), (2071, 27760), (2180, 26372), (2776, 20710), (3470, 16568), (4142, 13880), (4360, 13186), (5552, 10355), (6593, 8720), (6940, 8284)]