About the Number

138439380

138439379 ← → 138439381

2進数表記:1000010000000110101011010100

漢数字表記:一億三千八百四十三万九千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 1093 1 × 2111 1

素因数の和:3216
約数の個数: 48
約数和(自身を含む): 388168704
約数和(自身を除く): 249729324

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1093, 2111, 2186, 3279, 4222, 4372, 5465, 6333, 6558, 8444, 10555, 10930, 12666, 13116, 16395, 21110, 21860, 25332, 31665, 32790, 42220, 63330, 65580, 126660, 2307323, 4614646, 6921969, 9229292, 11536615, 13843938, 23073230, 27687876, 34609845, 46146460, 69219690, 138439380]

約数ペア:
[(1, 138439380), (2, 69219690), (3, 46146460), (4, 34609845), (5, 27687876), (6, 23073230), (10, 13843938), (12, 11536615), (15, 9229292), (20, 6921969), (30, 4614646), (60, 2307323), (1093, 126660), (2111, 65580), (2186, 63330), (3279, 42220), (4222, 32790), (4372, 31665), (5465, 25332), (6333, 21860), (6558, 21110), (8444, 16395), (10555, 13116), (10930, 12666)]

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