156941140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{21737}}^1$

素因数の和:21784

約数の個数: 36

約数和(自身を含む): 347851476

約数和(自身を除く): 190910336

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 21737, 43474, 86948, 108685, 217370, 413003, 434740, 826006, 1652012, 2065015, 4130030, 7847057, 8260060, 15694114, 31388228, 39235285, 78470570, 156941140]

約数ペア:

[(1, 156941140), (2, 78470570), (4, 39235285), (5, 31388228), (10, 15694114), (19, 8260060), (20, 7847057), (38, 4130030), (76, 2065015), (95, 1652012), (190, 826006), (361, 434740), (380, 413003), (722, 217370), (1444, 108685), (1805, 86948), (3610, 43474), (7220, 21737)]