40784716

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2473}}^1$

素因数の和:2534

約数の個数: 48

約数和(自身を含む): 88668160

約数和(自身を除く): 47883444

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 2473, 4123, 4946, 8246, 9892, 16492, 17311, 34622, 46987, 69244, 76663, 93974, 153326, 187948, 306652, 328909, 536641, 657818, 1073282, 1315636, 1456597, 2146564, 2913194, 5826388, 10196179, 20392358, 40784716]

約数ペア:

[(1, 40784716), (2, 20392358), (4, 10196179), (7, 5826388), (14, 2913194), (19, 2146564), (28, 1456597), (31, 1315636), (38, 1073282), (62, 657818), (76, 536641), (124, 328909), (133, 306652), (217, 187948), (266, 153326), (434, 93974), (532, 76663), (589, 69244), (868, 46987), (1178, 34622), (2356, 17311), (2473, 16492), (4123, 9892), (4946, 8246)]