15664516940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{131701}}^1$

素因数の和:132042

約数の個数: 48

約数和(自身を含む): 34737719520

約数和(自身を除く): 19073202580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 313, 380, 626, 1252, 1565, 3130, 5947, 6260, 11894, 23788, 29735, 59470, 118940, 131701, 263402, 526804, 658505, 1317010, 2502319, 2634020, 5004638, 10009276, 12511595, 25023190, 41222413, 50046380, 82444826, 164889652, 206112065, 412224130, 783225847, 824448260, 1566451694, 3132903388, 3916129235, 7832258470, 15664516940]

約数ペア:

[(1, 15664516940), (2, 7832258470), (4, 3916129235), (5, 3132903388), (10, 1566451694), (19, 824448260), (20, 783225847), (38, 412224130), (76, 206112065), (95, 164889652), (190, 82444826), (313, 50046380), (380, 41222413), (626, 25023190), (1252, 12511595), (1565, 10009276), (3130, 5004638), (5947, 2634020), (6260, 2502319), (11894, 1317010), (23788, 658505), (29735, 526804), (59470, 263402), (118940, 131701)]