About the Number

120040990

120040989 ← → 120040991

2進数表記:111001001111010111000011110

漢数字表記:一億二千四万九百九十

素因数分解:

2 1 × 5 1 × 31 1 × 593 1 × 653 1

素因数の和:1284
約数の個数: 32
約数和(自身を含む): 223762176
約数和(自身を除く): 103721186

約数列:
[1, 2, 5, 10, 31, 62, 155, 310, 593, 653, 1186, 1306, 2965, 3265, 5930, 6530, 18383, 20243, 36766, 40486, 91915, 101215, 183830, 202430, 387229, 774458, 1936145, 3872290, 12004099, 24008198, 60020495, 120040990]

約数ペア:
[(1, 120040990), (2, 60020495), (5, 24008198), (10, 12004099), (31, 3872290), (62, 1936145), (155, 774458), (310, 387229), (593, 202430), (653, 183830), (1186, 101215), (1306, 91915), (2965, 40486), (3265, 36766), (5930, 20243), (6530, 18383)]

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