About the Number

139870890

139870889 ← → 139870891

2進数表記:1000010101100100001010101010

漢数字表記:一億三千九百八十七万八百九十

素因数分解:

2 1 × 3 2 × 5 1 × 757 1 × 2053 1

素因数の和:2823
約数の個数: 48
約数和(自身を含む): 364322088
約数和(自身を除く): 224451198

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 757, 1514, 2053, 2271, 3785, 4106, 4542, 6159, 6813, 7570, 10265, 11355, 12318, 13626, 18477, 20530, 22710, 30795, 34065, 36954, 61590, 68130, 92385, 184770, 1554121, 3108242, 4662363, 7770605, 9324726, 13987089, 15541210, 23311815, 27974178, 46623630, 69935445, 139870890]

約数ペア:
[(1, 139870890), (2, 69935445), (3, 46623630), (5, 27974178), (6, 23311815), (9, 15541210), (10, 13987089), (15, 9324726), (18, 7770605), (30, 4662363), (45, 3108242), (90, 1554121), (757, 184770), (1514, 92385), (2053, 68130), (2271, 61590), (3785, 36954), (4106, 34065), (4542, 30795), (6159, 22710), (6813, 20530), (7570, 18477), (10265, 13626), (11355, 12318)]

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