About the Number

25128240

25128239 ← → 25128241

2進数表記:1011111110110110100110000

漢数字表記:二千五百十二万八千二百四十

素因数分解:

2 4 × 3 1 × 5 1 × 104701 1

素因数の和:104717
約数の個数: 40
約数和(自身を含む): 77898288
約数和(自身を除く): 52770048

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 104701, 209402, 314103, 418804, 523505, 628206, 837608, 1047010, 1256412, 1570515, 1675216, 2094020, 2512824, 3141030, 4188040, 5025648, 6282060, 8376080, 12564120, 25128240]

約数ペア:
[(1, 25128240), (2, 12564120), (3, 8376080), (4, 6282060), (5, 5025648), (6, 4188040), (8, 3141030), (10, 2512824), (12, 2094020), (15, 1675216), (16, 1570515), (20, 1256412), (24, 1047010), (30, 837608), (40, 628206), (48, 523505), (60, 418804), (80, 314103), (120, 209402), (240, 104701)]

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