About the Number

42072280

42072279 ← → 42072281

2進数表記:10100000011111100011011000

漢数字表記:四千二百七万二千二百八十

素因数分解:

2 3 × 5 1 × 17 1 × 61871 1

素因数の和:61899
約数の個数: 32
約数和(自身を含む): 100232640
約数和(自身を除く): 58160360

約数列:
[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 61871, 123742, 247484, 309355, 494968, 618710, 1051807, 1237420, 2103614, 2474840, 4207228, 5259035, 8414456, 10518070, 21036140, 42072280]

約数ペア:
[(1, 42072280), (2, 21036140), (4, 10518070), (5, 8414456), (8, 5259035), (10, 4207228), (17, 2474840), (20, 2103614), (34, 1237420), (40, 1051807), (68, 618710), (85, 494968), (136, 309355), (170, 247484), (340, 123742), (680, 61871)]

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