219240010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{25229}}^1$

素因数の和:25326

約数の個数: 32

約数和(自身を含む): 435974400

約数和(自身を除く): 216734390

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 4345, 8690, 25229, 50458, 126145, 252290, 277519, 555038, 1387595, 1993091, 2775190, 3986182, 9965455, 19930910, 21924001, 43848002, 109620005, 219240010]

約数ペア:

[(1, 219240010), (2, 109620005), (5, 43848002), (10, 21924001), (11, 19930910), (22, 9965455), (55, 3986182), (79, 2775190), (110, 1993091), (158, 1387595), (395, 555038), (790, 277519), (869, 252290), (1738, 126145), (4345, 50458), (8690, 25229)]