About the Number

2000971940

2000971939 ← → 2000971941

2進数表記:1110111010001000110100010100100

漢数字表記:二十億九十七万千九百四十

素因数分解:

2 2 × 5 1 × 11 1 × 23 1 × 395449 1

素因数の和:395492
約数の個数: 48
約数和(自身を含む): 4783363200
約数和(自身を除く): 2782391260

約数列:
[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 395449, 790898, 1581796, 1977245, 3954490, 4349939, 7908980, 8699878, 9095327, 17399756, 18190654, 21749695, 36381308, 43499390, 45476635, 86998780, 90953270, 100048597, 181906540, 200097194, 400194388, 500242985, 1000485970, 2000971940]

約数ペア:
[(1, 2000971940), (2, 1000485970), (4, 500242985), (5, 400194388), (10, 200097194), (11, 181906540), (20, 100048597), (22, 90953270), (23, 86998780), (44, 45476635), (46, 43499390), (55, 36381308), (92, 21749695), (110, 18190654), (115, 17399756), (220, 9095327), (230, 8699878), (253, 7908980), (460, 4349939), (506, 3954490), (1012, 1977245), (1265, 1581796), (2530, 790898), (5060, 395449)]

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