About the Number

920990

920989 ← → 920991

2進数表記:11100000110110011110

漢数字表記:九十二万九百九十

素因数分解:

2 1 × 5 1 × 7 1 × 59 1 × 223 1

素因数の和:296
約数の個数: 32
約数和(自身を含む): 1935360
約数和(自身を除く): 1014370

約数列:
[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 223, 295, 413, 446, 590, 826, 1115, 1561, 2065, 2230, 3122, 4130, 7805, 13157, 15610, 26314, 65785, 92099, 131570, 184198, 460495, 920990]

約数ペア:
[(1, 920990), (2, 460495), (5, 184198), (7, 131570), (10, 92099), (14, 65785), (35, 26314), (59, 15610), (70, 13157), (118, 7805), (223, 4130), (295, 3122), (413, 2230), (446, 2065), (590, 1561), (826, 1115)]

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