About the Number

20720304

20720303 ← → 20720305

2進数表記:1001111000010101010110000

漢数字表記:二千七十二万三百四

素因数分解:

2 4 × 3 2 × 11 1 × 103 1 × 127 1

素因数の和:255
約数の個数: 120
約数和(自身を含む): 64376832
約数和(自身を除く): 43656528

約数列:
[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 103, 127, 132, 144, 176, 198, 206, 254, 264, 309, 381, 396, 412, 508, 528, 618, 762, 792, 824, 927, 1016, 1133, 1143, 1236, 1397, 1524, 1584, 1648, 1854, 2032, 2266, 2286, 2472, 2794, 3048, 3399, 3708, 4191, 4532, 4572, 4944, 5588, 6096, 6798, 7416, 8382, 9064, 9144, 10197, 11176, 12573, 13081, 13596, 14832, 16764, 18128, 18288, 20394, 22352, 25146, 26162, 27192, 33528, 39243, 40788, 50292, 52324, 54384, 67056, 78486, 81576, 100584, 104648, 117729, 143891, 156972, 163152, 201168, 209296, 235458, 287782, 313944, 431673, 470916, 575564, 627888, 863346, 941832, 1151128, 1295019, 1726692, 1883664, 2302256, 2590038, 3453384, 5180076, 6906768, 10360152, 20720304]

約数ペア:
[(1, 20720304), (2, 10360152), (3, 6906768), (4, 5180076), (6, 3453384), (8, 2590038), (9, 2302256), (11, 1883664), (12, 1726692), (16, 1295019), (18, 1151128), (22, 941832), (24, 863346), (33, 627888), (36, 575564), (44, 470916), (48, 431673), (66, 313944), (72, 287782), (88, 235458), (99, 209296), (103, 201168), (127, 163152), (132, 156972), (144, 143891), (176, 117729), (198, 104648), (206, 100584), (254, 81576), (264, 78486), (309, 67056), (381, 54384), (396, 52324), (412, 50292), (508, 40788), (528, 39243), (618, 33528), (762, 27192), (792, 26162), (824, 25146), (927, 22352), (1016, 20394), (1133, 18288), (1143, 18128), (1236, 16764), (1397, 14832), (1524, 13596), (1584, 13081), (1648, 12573), (1854, 11176), (2032, 10197), (2266, 9144), (2286, 9064), (2472, 8382), (2794, 7416), (3048, 6798), (3399, 6096), (3708, 5588), (4191, 4944), (4532, 4572)]

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