About the Number

28042320

28042319 ← → 28042321

2進数表記:1101010111110010001010000

漢数字表記:二千八百四万二千三百二十

素因数分解:

2 4 × 3 1 × 5 1 × 331 1 × 353 1

素因数の和:700
約数の個数: 80
約数和(自身を含む): 87440832
約数和(自身を除く): 59398512

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 353, 662, 706, 993, 1059, 1324, 1412, 1655, 1765, 1986, 2118, 2648, 2824, 3310, 3530, 3972, 4236, 4965, 5295, 5296, 5648, 6620, 7060, 7944, 8472, 9930, 10590, 13240, 14120, 15888, 16944, 19860, 21180, 26480, 28240, 39720, 42360, 79440, 84720, 116843, 233686, 350529, 467372, 584215, 701058, 934744, 1168430, 1402116, 1752645, 1869488, 2336860, 2804232, 3505290, 4673720, 5608464, 7010580, 9347440, 14021160, 28042320]

約数ペア:
[(1, 28042320), (2, 14021160), (3, 9347440), (4, 7010580), (5, 5608464), (6, 4673720), (8, 3505290), (10, 2804232), (12, 2336860), (15, 1869488), (16, 1752645), (20, 1402116), (24, 1168430), (30, 934744), (40, 701058), (48, 584215), (60, 467372), (80, 350529), (120, 233686), (240, 116843), (331, 84720), (353, 79440), (662, 42360), (706, 39720), (993, 28240), (1059, 26480), (1324, 21180), (1412, 19860), (1655, 16944), (1765, 15888), (1986, 14120), (2118, 13240), (2648, 10590), (2824, 9930), (3310, 8472), (3530, 7944), (3972, 7060), (4236, 6620), (4965, 5648), (5295, 5296)]

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