57840440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{823}}^1$

素因数の和:1092

約数の個数: 64

約数和(自身を含む): 149506560

約数和(自身を除く): 91666120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 251, 280, 502, 823, 1004, 1255, 1646, 1757, 2008, 2510, 3292, 3514, 4115, 5020, 5761, 6584, 7028, 8230, 8785, 10040, 11522, 14056, 16460, 17570, 23044, 28805, 32920, 35140, 46088, 57610, 70280, 115220, 206573, 230440, 413146, 826292, 1032865, 1446011, 1652584, 2065730, 2892022, 4131460, 5784044, 7230055, 8262920, 11568088, 14460110, 28920220, 57840440]

約数ペア:

[(1, 57840440), (2, 28920220), (4, 14460110), (5, 11568088), (7, 8262920), (8, 7230055), (10, 5784044), (14, 4131460), (20, 2892022), (28, 2065730), (35, 1652584), (40, 1446011), (56, 1032865), (70, 826292), (140, 413146), (251, 230440), (280, 206573), (502, 115220), (823, 70280), (1004, 57610), (1255, 46088), (1646, 35140), (1757, 32920), (2008, 28805), (2510, 23044), (3292, 17570), (3514, 16460), (4115, 14056), (5020, 11522), (5761, 10040), (6584, 8785), (7028, 8230)]