About the Number

28408040

28408039 ← → 28408041

2進数表記:1101100010111100011101000

漢数字表記:二千八百四十万八千四十

素因数分解:

2 3 × 5 1 × 19 1 × 37379 1

素因数の和:37409
約数の個数: 32
約数和(自身を含む): 67284000
約数和(自身を除く): 38875960

約数列:
[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 37379, 74758, 149516, 186895, 299032, 373790, 710201, 747580, 1420402, 1495160, 2840804, 3551005, 5681608, 7102010, 14204020, 28408040]

約数ペア:
[(1, 28408040), (2, 14204020), (4, 7102010), (5, 5681608), (8, 3551005), (10, 2840804), (19, 1495160), (20, 1420402), (38, 747580), (40, 710201), (76, 373790), (95, 299032), (152, 186895), (190, 149516), (380, 74758), (760, 37379)]

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