1317374440

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{2357}}^1$

素因数の和:2614

約数の個数: 64

約数和(自身を含む): 3017768400

約数和(自身を除く): 1700393960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 157, 178, 314, 356, 445, 628, 712, 785, 890, 1256, 1570, 1780, 2357, 3140, 3560, 4714, 6280, 9428, 11785, 13973, 18856, 23570, 27946, 47140, 55892, 69865, 94280, 111784, 139730, 209773, 279460, 370049, 419546, 558920, 740098, 839092, 1048865, 1480196, 1678184, 1850245, 2097730, 2960392, 3700490, 4195460, 7400980, 8390920, 14801960, 32934361, 65868722, 131737444, 164671805, 263474888, 329343610, 658687220, 1317374440]

約数ペア:

[(1, 1317374440), (2, 658687220), (4, 329343610), (5, 263474888), (8, 164671805), (10, 131737444), (20, 65868722), (40, 32934361), (89, 14801960), (157, 8390920), (178, 7400980), (314, 4195460), (356, 3700490), (445, 2960392), (628, 2097730), (712, 1850245), (785, 1678184), (890, 1480196), (1256, 1048865), (1570, 839092), (1780, 740098), (2357, 558920), (3140, 419546), (3560, 370049), (4714, 279460), (6280, 209773), (9428, 139730), (11785, 111784), (13973, 94280), (18856, 69865), (23570, 55892), (27946, 47140)]