About the Number

69840940

69840939 ← → 69840941

2進数表記:100001010011011000000101100

漢数字表記:六千九百八十四万九百四十

素因数分解:

2 2 × 5 1 × 13 2 × 20663 1

素因数の和:20698
約数の個数: 36
約数和(自身を含む): 158823504
約数和(自身を除く): 88982564

約数列:
[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 20663, 41326, 82652, 103315, 206630, 268619, 413260, 537238, 1074476, 1343095, 2686190, 3492047, 5372380, 6984094, 13968188, 17460235, 34920470, 69840940]

約数ペア:
[(1, 69840940), (2, 34920470), (4, 17460235), (5, 13968188), (10, 6984094), (13, 5372380), (20, 3492047), (26, 2686190), (52, 1343095), (65, 1074476), (130, 537238), (169, 413260), (260, 268619), (338, 206630), (676, 103315), (845, 82652), (1690, 41326), (3380, 20663)]

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