30751804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 59270400

約数和(自身を除く): 28518596

約数列:

[1, 2, 4, 19, 38, 41, 71, 76, 82, 139, 142, 164, 278, 284, 556, 779, 1349, 1558, 2641, 2698, 2911, 3116, 5282, 5396, 5699, 5822, 9869, 10564, 11398, 11644, 19738, 22796, 39476, 55309, 108281, 110618, 187511, 216562, 221236, 375022, 404629, 433124, 750044, 809258, 1618516, 7687951, 15375902, 30751804]

約数ペア:

[(1, 30751804), (2, 15375902), (4, 7687951), (19, 1618516), (38, 809258), (41, 750044), (71, 433124), (76, 404629), (82, 375022), (139, 221236), (142, 216562), (164, 187511), (278, 110618), (284, 108281), (556, 55309), (779, 39476), (1349, 22796), (1558, 19738), (2641, 11644), (2698, 11398), (2911, 10564), (3116, 9869), (5282, 5822), (5396, 5699)]