About the Number

12490690

12490689 ← → 12490691

2進数表記:101111101001011111000010

漢数字表記:千二百四十九万六百九十

素因数分解:

2 1 × 5 1 × 79 1 × 97 1 × 163 1

素因数の和:346
約数の個数: 32
約数和(自身を含む): 23143680
約数和(自身を除く): 10652990

約数列:
[1, 2, 5, 10, 79, 97, 158, 163, 194, 326, 395, 485, 790, 815, 970, 1630, 7663, 12877, 15326, 15811, 25754, 31622, 38315, 64385, 76630, 79055, 128770, 158110, 1249069, 2498138, 6245345, 12490690]

約数ペア:
[(1, 12490690), (2, 6245345), (5, 2498138), (10, 1249069), (79, 158110), (97, 128770), (158, 79055), (163, 76630), (194, 64385), (326, 38315), (395, 31622), (485, 25754), (790, 15811), (815, 15326), (970, 12877), (1630, 7663)]

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