About the Number

31085702920

31085702919 ← → 31085702921

2進数表記:11100111100110110100010111100001000

漢数字表記:三百十億八千五百七十万二千九百二十

素因数分解:

2 3 × 5 1 × 17 1 × 3373 1 × 13553 1

素因数の和:16954
約数の個数: 64
約数和(自身を含む): 74084537520
約数和(自身を除く): 42998834600

約数列:
[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3373, 6746, 13492, 13553, 16865, 26984, 27106, 33730, 54212, 57341, 67460, 67765, 108424, 114682, 134920, 135530, 229364, 230401, 271060, 286705, 458728, 460802, 542120, 573410, 921604, 1146820, 1152005, 1843208, 2293640, 2304010, 4608020, 9216040, 45714269, 91428538, 182857076, 228571345, 365714152, 457142690, 777142573, 914285380, 1554285146, 1828570760, 3108570292, 3885712865, 6217140584, 7771425730, 15542851460, 31085702920]

約数ペア:
[(1, 31085702920), (2, 15542851460), (4, 7771425730), (5, 6217140584), (8, 3885712865), (10, 3108570292), (17, 1828570760), (20, 1554285146), (34, 914285380), (40, 777142573), (68, 457142690), (85, 365714152), (136, 228571345), (170, 182857076), (340, 91428538), (680, 45714269), (3373, 9216040), (6746, 4608020), (13492, 2304010), (13553, 2293640), (16865, 1843208), (26984, 1152005), (27106, 1146820), (33730, 921604), (54212, 573410), (57341, 542120), (67460, 460802), (67765, 458728), (108424, 286705), (114682, 271060), (134920, 230401), (135530, 229364)]

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