12756320

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1383

約数の個数: 48

約数和(自身を含む): 30654288

約数和(自身を除く): 17897968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1307, 1952, 2440, 2614, 4880, 5228, 6535, 9760, 10456, 13070, 20912, 26140, 41824, 52280, 79727, 104560, 159454, 209120, 318908, 398635, 637816, 797270, 1275632, 1594540, 2551264, 3189080, 6378160, 12756320]

約数ペア:

[(1, 12756320), (2, 6378160), (4, 3189080), (5, 2551264), (8, 1594540), (10, 1275632), (16, 797270), (20, 637816), (32, 398635), (40, 318908), (61, 209120), (80, 159454), (122, 104560), (160, 79727), (244, 52280), (305, 41824), (488, 26140), (610, 20912), (976, 13070), (1220, 10456), (1307, 9760), (1952, 6535), (2440, 5228), (2614, 4880)]