About the Number

20130453980

20130453979 ← → 20130453981

2進数表記:10010101111110111100101100111011100

漢数字表記:二百一億三千四十五万三千九百八十

素因数分解:

2 2 × 5 1 × 7 1 × 13 1 × 11060689 1

素因数の和:11060718
約数の個数: 48
約数和(自身を含む): 52029485760
約数和(自身を除く): 31899031780

約数列:
[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 11060689, 22121378, 44242756, 55303445, 77424823, 110606890, 143788957, 154849646, 221213780, 287577914, 309699292, 387124115, 575155828, 718944785, 774248230, 1006522699, 1437889570, 1548496460, 2013045398, 2875779140, 4026090796, 5032613495, 10065226990, 20130453980]

約数ペア:
[(1, 20130453980), (2, 10065226990), (4, 5032613495), (5, 4026090796), (7, 2875779140), (10, 2013045398), (13, 1548496460), (14, 1437889570), (20, 1006522699), (26, 774248230), (28, 718944785), (35, 575155828), (52, 387124115), (65, 309699292), (70, 287577914), (91, 221213780), (130, 154849646), (140, 143788957), (182, 110606890), (260, 77424823), (364, 55303445), (455, 44242756), (910, 22121378), (1820, 11060689)]

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