About the Number

28055930

28055929 ← → 28055931

2進数表記:1101011000001100101111010

漢数字表記:二千八百五万五千九百三十

素因数分解:

2 1 × 5 1 × 7 2 × 31 1 × 1847 1

素因数の和:1899
約数の個数: 48
約数和(自身を含む): 60673536
約数和(自身を除く): 32617606

約数列:
[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 1085, 1519, 1847, 2170, 3038, 3694, 7595, 9235, 12929, 15190, 18470, 25858, 57257, 64645, 90503, 114514, 129290, 181006, 286285, 400799, 452515, 572570, 801598, 905030, 2003995, 2805593, 4007990, 5611186, 14027965, 28055930]

約数ペア:
[(1, 28055930), (2, 14027965), (5, 5611186), (7, 4007990), (10, 2805593), (14, 2003995), (31, 905030), (35, 801598), (49, 572570), (62, 452515), (70, 400799), (98, 286285), (155, 181006), (217, 129290), (245, 114514), (310, 90503), (434, 64645), (490, 57257), (1085, 25858), (1519, 18470), (1847, 15190), (2170, 12929), (3038, 9235), (3694, 7595)]

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