About the Number

200797940

200797939 ← → 200797941

2進数表記:1011111101111110111011110100

漢数字表記:二億七十九万七千九百四十

素因数分解:

2 2 × 5 1 × 7 1 × 71 1 × 20201 1

素因数の和:20288
約数の個数: 48
約数和(自身を含む): 488726784
約数和(自身を除く): 287928844

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 20201, 40402, 80804, 101005, 141407, 202010, 282814, 404020, 565628, 707035, 1414070, 1434271, 2828140, 2868542, 5737084, 7171355, 10039897, 14342710, 20079794, 28685420, 40159588, 50199485, 100398970, 200797940]

約数ペア:
[(1, 200797940), (2, 100398970), (4, 50199485), (5, 40159588), (7, 28685420), (10, 20079794), (14, 14342710), (20, 10039897), (28, 7171355), (35, 5737084), (70, 2868542), (71, 2828140), (140, 1434271), (142, 1414070), (284, 707035), (355, 565628), (497, 404020), (710, 282814), (994, 202010), (1420, 141407), (1988, 101005), (2485, 80804), (4970, 40402), (9940, 20201)]

このpageの処理時間: 0.007675886154174805 seconds