2000400332

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{91711}}^1$

素因数の和:91782

約数の個数: 48

約数和(自身を含む): 4314132480

約数和(自身を除く): 2313732148

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 1148, 1558, 3116, 5453, 10906, 21812, 91711, 183422, 366844, 641977, 1283954, 1742509, 2567908, 3485018, 3760151, 6970036, 7520302, 12197563, 15040604, 24395126, 26321057, 48790252, 52642114, 71442869, 105284228, 142885738, 285771476, 500100083, 1000200166, 2000400332]

約数ペア:

[(1, 2000400332), (2, 1000200166), (4, 500100083), (7, 285771476), (14, 142885738), (19, 105284228), (28, 71442869), (38, 52642114), (41, 48790252), (76, 26321057), (82, 24395126), (133, 15040604), (164, 12197563), (266, 7520302), (287, 6970036), (532, 3760151), (574, 3485018), (779, 2567908), (1148, 1742509), (1558, 1283954), (3116, 641977), (5453, 366844), (10906, 183422), (21812, 91711)]