About the Number

20956360

20956359 ← → 20956361

2進数表記:1001111111100010011001000

漢数字表記:二千九十五万六千三百六十

素因数分解:

2 3 × 5 1 × 47 1 × 71 1 × 157 1

素因数の和:286
約数の個数: 64
約数和(自身を含む): 49144320
約数和(自身を除く): 28187960

約数列:
[1, 2, 4, 5, 8, 10, 20, 40, 47, 71, 94, 142, 157, 188, 235, 284, 314, 355, 376, 470, 568, 628, 710, 785, 940, 1256, 1420, 1570, 1880, 2840, 3140, 3337, 6280, 6674, 7379, 11147, 13348, 14758, 16685, 22294, 26696, 29516, 33370, 36895, 44588, 55735, 59032, 66740, 73790, 89176, 111470, 133480, 147580, 222940, 295160, 445880, 523909, 1047818, 2095636, 2619545, 4191272, 5239090, 10478180, 20956360]

約数ペア:
[(1, 20956360), (2, 10478180), (4, 5239090), (5, 4191272), (8, 2619545), (10, 2095636), (20, 1047818), (40, 523909), (47, 445880), (71, 295160), (94, 222940), (142, 147580), (157, 133480), (188, 111470), (235, 89176), (284, 73790), (314, 66740), (355, 59032), (376, 55735), (470, 44588), (568, 36895), (628, 33370), (710, 29516), (785, 26696), (940, 22294), (1256, 16685), (1420, 14758), (1570, 13348), (1880, 11147), (2840, 7379), (3140, 6674), (3337, 6280)]

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