55591720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 132696000

約数和(自身を除く): 77104280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 193, 379, 380, 386, 758, 760, 772, 965, 1516, 1544, 1895, 1930, 3032, 3667, 3790, 3860, 7201, 7334, 7580, 7720, 14402, 14668, 15160, 18335, 28804, 29336, 36005, 36670, 57608, 72010, 73147, 73340, 144020, 146294, 146680, 288040, 292588, 365735, 585176, 731470, 1389793, 1462940, 2779586, 2925880, 5559172, 6948965, 11118344, 13897930, 27795860, 55591720]

約数ペア:

[(1, 55591720), (2, 27795860), (4, 13897930), (5, 11118344), (8, 6948965), (10, 5559172), (19, 2925880), (20, 2779586), (38, 1462940), (40, 1389793), (76, 731470), (95, 585176), (152, 365735), (190, 292588), (193, 288040), (379, 146680), (380, 146294), (386, 144020), (758, 73340), (760, 73147), (772, 72010), (965, 57608), (1516, 36670), (1544, 36005), (1895, 29336), (1930, 28804), (3032, 18335), (3667, 15160), (3790, 14668), (3860, 14402), (7201, 7720), (7334, 7580)]