About the Number

20131027490

20131027489 ← → 20131027491

2進数表記:10010101111111001110001101000100010

漢数字表記:二百一億三千百二万七千四百九十

素因数分解:

2 1 × 5 1 × 7 1 × 43 1 × 6688049 1

素因数の和:6688106
約数の個数: 32
約数和(自身を含む): 42375484800
約数和(自身を除く): 22244457310

約数列:
[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 6688049, 13376098, 33440245, 46816343, 66880490, 93632686, 234081715, 287586107, 468163430, 575172214, 1437930535, 2013102749, 2875861070, 4026205498, 10065513745, 20131027490]

約数ペア:
[(1, 20131027490), (2, 10065513745), (5, 4026205498), (7, 2875861070), (10, 2013102749), (14, 1437930535), (35, 575172214), (43, 468163430), (70, 287586107), (86, 234081715), (215, 93632686), (301, 66880490), (430, 46816343), (602, 33440245), (1505, 13376098), (3010, 6688049)]

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