197170040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1049}}^1$

素因数の和:1224

約数の個数: 64

約数和(自身を含む): 459648000

約数和(自身を除く): 262477960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 127, 148, 185, 254, 296, 370, 508, 635, 740, 1016, 1049, 1270, 1480, 2098, 2540, 4196, 4699, 5080, 5245, 8392, 9398, 10490, 18796, 20980, 23495, 37592, 38813, 41960, 46990, 77626, 93980, 133223, 155252, 187960, 194065, 266446, 310504, 388130, 532892, 666115, 776260, 1065784, 1332230, 1552520, 2664460, 4929251, 5328920, 9858502, 19717004, 24646255, 39434008, 49292510, 98585020, 197170040]

約数ペア:

[(1, 197170040), (2, 98585020), (4, 49292510), (5, 39434008), (8, 24646255), (10, 19717004), (20, 9858502), (37, 5328920), (40, 4929251), (74, 2664460), (127, 1552520), (148, 1332230), (185, 1065784), (254, 776260), (296, 666115), (370, 532892), (508, 388130), (635, 310504), (740, 266446), (1016, 194065), (1049, 187960), (1270, 155252), (1480, 133223), (2098, 93980), (2540, 77626), (4196, 46990), (4699, 41960), (5080, 38813), (5245, 37592), (8392, 23495), (9398, 20980), (10490, 18796)]