About the Number

1970368640

1970368639 ← → 1970368641

2進数表記:1110101011100010111000010000000

漢数字表記:十九億七千三十六万八千六百四十

素因数分解:

2 7 × 5 1 × 211 1 × 14591 1

素因数の和:14821
約数の個数: 64
約数和(自身を含む): 4733061120
約数和(自身を除く): 2762692480

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 320, 422, 640, 844, 1055, 1688, 2110, 3376, 4220, 6752, 8440, 13504, 14591, 16880, 27008, 29182, 33760, 58364, 67520, 72955, 116728, 135040, 145910, 233456, 291820, 466912, 583640, 933824, 1167280, 1867648, 2334560, 3078701, 4669120, 6157402, 9338240, 12314804, 15393505, 24629608, 30787010, 49259216, 61574020, 98518432, 123148040, 197036864, 246296080, 394073728, 492592160, 985184320, 1970368640]

約数ペア:
[(1, 1970368640), (2, 985184320), (4, 492592160), (5, 394073728), (8, 246296080), (10, 197036864), (16, 123148040), (20, 98518432), (32, 61574020), (40, 49259216), (64, 30787010), (80, 24629608), (128, 15393505), (160, 12314804), (211, 9338240), (320, 6157402), (422, 4669120), (640, 3078701), (844, 2334560), (1055, 1867648), (1688, 1167280), (2110, 933824), (3376, 583640), (4220, 466912), (6752, 291820), (8440, 233456), (13504, 145910), (14591, 135040), (16880, 116728), (27008, 72955), (29182, 67520), (33760, 58364)]

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