207965420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47051}}^1$

素因数の和:47090

約数の個数: 48

約数和(自身を含む): 497998368

約数和(自身を除く): 290032948

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 47051, 94102, 188204, 235255, 470510, 611663, 799867, 941020, 1223326, 1599734, 2446652, 3058315, 3199468, 3999335, 6116630, 7998670, 10398271, 12233260, 15997340, 20796542, 41593084, 51991355, 103982710, 207965420]

約数ペア:

[(1, 207965420), (2, 103982710), (4, 51991355), (5, 41593084), (10, 20796542), (13, 15997340), (17, 12233260), (20, 10398271), (26, 7998670), (34, 6116630), (52, 3999335), (65, 3199468), (68, 3058315), (85, 2446652), (130, 1599734), (170, 1223326), (221, 941020), (260, 799867), (340, 611663), (442, 470510), (884, 235255), (1105, 188204), (2210, 94102), (4420, 47051)]