About the Number

29972320

29972319 ← → 29972321

2進数表記:1110010010101011101100000

漢数字表記:二千九百九十七万二千三百二十

素因数分解:

2 5 × 5 1 × 7 2 × 3823 1

素因数の和:3852
約数の個数: 72
約数和(自身を含む): 82391904
約数和(自身を除く): 52419584

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3823, 3920, 7646, 7840, 15292, 19115, 26761, 30584, 38230, 53522, 61168, 76460, 107044, 122336, 133805, 152920, 187327, 214088, 267610, 305840, 374654, 428176, 535220, 611680, 749308, 856352, 936635, 1070440, 1498616, 1873270, 2140880, 2997232, 3746540, 4281760, 5994464, 7493080, 14986160, 29972320]

約数ペア:
[(1, 29972320), (2, 14986160), (4, 7493080), (5, 5994464), (7, 4281760), (8, 3746540), (10, 2997232), (14, 2140880), (16, 1873270), (20, 1498616), (28, 1070440), (32, 936635), (35, 856352), (40, 749308), (49, 611680), (56, 535220), (70, 428176), (80, 374654), (98, 305840), (112, 267610), (140, 214088), (160, 187327), (196, 152920), (224, 133805), (245, 122336), (280, 107044), (392, 76460), (490, 61168), (560, 53522), (784, 38230), (980, 30584), (1120, 26761), (1568, 19115), (1960, 15292), (3823, 7840), (3920, 7646)]

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