191627810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 390044160

約数和(自身を除く): 198416350

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 197, 239, 370, 394, 407, 478, 814, 985, 1195, 1970, 2035, 2167, 2390, 2629, 4070, 4334, 5258, 7289, 8843, 10835, 13145, 14578, 17686, 21670, 26290, 36445, 44215, 47083, 72890, 80179, 88430, 94166, 97273, 160358, 194546, 235415, 400895, 470830, 486365, 517913, 801790, 972730, 1035826, 1742071, 2589565, 3484142, 5179130, 8710355, 17420710, 19162781, 38325562, 95813905, 191627810]

約数ペア:

[(1, 191627810), (2, 95813905), (5, 38325562), (10, 19162781), (11, 17420710), (22, 8710355), (37, 5179130), (55, 3484142), (74, 2589565), (110, 1742071), (185, 1035826), (197, 972730), (239, 801790), (370, 517913), (394, 486365), (407, 470830), (478, 400895), (814, 235415), (985, 194546), (1195, 160358), (1970, 97273), (2035, 94166), (2167, 88430), (2390, 80179), (2629, 72890), (4070, 47083), (4334, 44215), (5258, 36445), (7289, 26290), (8843, 21670), (10835, 17686), (13145, 14578)]