About the Number

84901980

84901979 ← → 84901981

2進数表記:101000011111000000001011100

漢数字表記:八千四百九十万千九百八十

素因数分解:

2 2 × 3 1 × 5 1 × 41 1 × 34513 1

素因数の和:34566
約数の個数: 48
約数和(自身を含む): 243530784
約数和(自身を除く): 158628804

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 34513, 69026, 103539, 138052, 172565, 207078, 345130, 414156, 517695, 690260, 1035390, 1415033, 2070780, 2830066, 4245099, 5660132, 7075165, 8490198, 14150330, 16980396, 21225495, 28300660, 42450990, 84901980]

約数ペア:
[(1, 84901980), (2, 42450990), (3, 28300660), (4, 21225495), (5, 16980396), (6, 14150330), (10, 8490198), (12, 7075165), (15, 5660132), (20, 4245099), (30, 2830066), (41, 2070780), (60, 1415033), (82, 1035390), (123, 690260), (164, 517695), (205, 414156), (246, 345130), (410, 207078), (492, 172565), (615, 138052), (820, 103539), (1230, 69026), (2460, 34513)]

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