About the Number

210922990

210922989 ← → 210922991

2進数表記:1100100100100110110111101110

漢数字表記:二億千九十二万二千九百九十

素因数分解:

2 1 × 5 1 × 19 1 × 503 1 × 2207 1

素因数の和:2736
約数の個数: 32
約数和(自身を含む): 400619520
約数和(自身を除く): 189696530

約数列:
[1, 2, 5, 10, 19, 38, 95, 190, 503, 1006, 2207, 2515, 4414, 5030, 9557, 11035, 19114, 22070, 41933, 47785, 83866, 95570, 209665, 419330, 1110121, 2220242, 5550605, 11101210, 21092299, 42184598, 105461495, 210922990]

約数ペア:
[(1, 210922990), (2, 105461495), (5, 42184598), (10, 21092299), (19, 11101210), (38, 5550605), (95, 2220242), (190, 1110121), (503, 419330), (1006, 209665), (2207, 95570), (2515, 83866), (4414, 47785), (5030, 41933), (9557, 22070), (11035, 19114)]

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