About the Number

28113640

28113639 ← → 28113641

2進数表記:1101011001111101011101000

漢数字表記:二千八百十一万三千六百四十

素因数分解:

2 3 × 5 1 × 211 1 × 3331 1

素因数の和:3553
約数の個数: 32
約数和(自身を含む): 63574560
約数和(自身を除く): 35460920

約数列:
[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 3331, 4220, 6662, 8440, 13324, 16655, 26648, 33310, 66620, 133240, 702841, 1405682, 2811364, 3514205, 5622728, 7028410, 14056820, 28113640]

約数ペア:
[(1, 28113640), (2, 14056820), (4, 7028410), (5, 5622728), (8, 3514205), (10, 2811364), (20, 1405682), (40, 702841), (211, 133240), (422, 66620), (844, 33310), (1055, 26648), (1688, 16655), (2110, 13324), (3331, 8440), (4220, 6662)]

このpageの処理時間: 0.07787060737609863 seconds