About the Number

1026984980

1026984979 ← → 1026984981

2進数表記:111101001101101000110000010100

漢数字表記:十億二千六百九十八万四千九百八十

素因数分解:

2 2 × 5 1 × 7 1 × 131 1 × 55997 1

素因数の和:56144
約数の個数: 48
約数和(自身を含む): 2483623296
約数和(自身を除く): 1456638316

約数列:
[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 9170, 18340, 55997, 111994, 223988, 279985, 391979, 559970, 783958, 1119940, 1567916, 1959895, 3919790, 7335607, 7839580, 14671214, 29342428, 36678035, 51349249, 73356070, 102698498, 146712140, 205396996, 256746245, 513492490, 1026984980]

約数ペア:
[(1, 1026984980), (2, 513492490), (4, 256746245), (5, 205396996), (7, 146712140), (10, 102698498), (14, 73356070), (20, 51349249), (28, 36678035), (35, 29342428), (70, 14671214), (131, 7839580), (140, 7335607), (262, 3919790), (524, 1959895), (655, 1567916), (917, 1119940), (1310, 783958), (1834, 559970), (2620, 391979), (3668, 279985), (4585, 223988), (9170, 111994), (18340, 55997)]

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