About the Number

12450990

12450989 ← → 12450991

2進数表記:101111011111110010101110

漢数字表記:千二百四十五万九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 181 1 × 2293 1

素因数の和:2484
約数の個数: 32
約数和(自身を含む): 30060576
約数和(自身を除く): 17609586

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 181, 362, 543, 905, 1086, 1810, 2293, 2715, 4586, 5430, 6879, 11465, 13758, 22930, 34395, 68790, 415033, 830066, 1245099, 2075165, 2490198, 4150330, 6225495, 12450990]

約数ペア:
[(1, 12450990), (2, 6225495), (3, 4150330), (5, 2490198), (6, 2075165), (10, 1245099), (15, 830066), (30, 415033), (181, 68790), (362, 34395), (543, 22930), (905, 13758), (1086, 11465), (1810, 6879), (2293, 5430), (2715, 4586)]

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