About the Number

42904920

42904919 ← → 42904921

2進数表記:10100011101010110101011000

漢数字表記:四千二百九十万四千九百二十

素因数分解:

2 3 × 3 1 × 5 1 × 29 1 × 12329 1

素因数の和:12372
約数の個数: 64
約数和(自身を含む): 133164000
約数和(自身を除く): 90259080

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 12329, 24658, 36987, 49316, 61645, 73974, 98632, 123290, 147948, 184935, 246580, 295896, 357541, 369870, 493160, 715082, 739740, 1072623, 1430164, 1479480, 1787705, 2145246, 2860328, 3575410, 4290492, 5363115, 7150820, 8580984, 10726230, 14301640, 21452460, 42904920]

約数ペア:
[(1, 42904920), (2, 21452460), (3, 14301640), (4, 10726230), (5, 8580984), (6, 7150820), (8, 5363115), (10, 4290492), (12, 3575410), (15, 2860328), (20, 2145246), (24, 1787705), (29, 1479480), (30, 1430164), (40, 1072623), (58, 739740), (60, 715082), (87, 493160), (116, 369870), (120, 357541), (145, 295896), (174, 246580), (232, 184935), (290, 147948), (348, 123290), (435, 98632), (580, 73974), (696, 61645), (870, 49316), (1160, 36987), (1740, 24658), (3480, 12329)]

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