218950820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{58543}}^1$

素因数の和:58580

約数の個数: 48

約数和(自身を含む): 531111168

約数和(自身を除く): 312160348

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 58543, 117086, 234172, 292715, 585430, 643973, 995231, 1170860, 1287946, 1990462, 2575892, 3219865, 3980924, 4976155, 6439730, 9952310, 10947541, 12879460, 19904620, 21895082, 43790164, 54737705, 109475410, 218950820]

約数ペア:

[(1, 218950820), (2, 109475410), (4, 54737705), (5, 43790164), (10, 21895082), (11, 19904620), (17, 12879460), (20, 10947541), (22, 9952310), (34, 6439730), (44, 4976155), (55, 3980924), (68, 3219865), (85, 2575892), (110, 1990462), (170, 1287946), (187, 1170860), (220, 995231), (340, 643973), (374, 585430), (748, 292715), (935, 234172), (1870, 117086), (3740, 58543)]