About the Number

10406990

10406989 ← → 10406991

2進数表記:100111101100110001001110

漢数字表記:千四十万六千九百九十

素因数分解:

2 1 × 5 1 × 11 1 × 37 1 × 2557 1

素因数の和:2612
約数の個数: 32
約数和(自身を含む): 20996064
約数和(自身を除く): 10589074

約数列:
[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 2557, 4070, 5114, 12785, 25570, 28127, 56254, 94609, 140635, 189218, 281270, 473045, 946090, 1040699, 2081398, 5203495, 10406990]

約数ペア:
[(1, 10406990), (2, 5203495), (5, 2081398), (10, 1040699), (11, 946090), (22, 473045), (37, 281270), (55, 189218), (74, 140635), (110, 94609), (185, 56254), (370, 28127), (407, 25570), (814, 12785), (2035, 5114), (2557, 4070)]

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