11575720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 28440720

約数和(自身を除く): 16865000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 197, 226, 260, 394, 452, 520, 565, 788, 904, 985, 1130, 1469, 1576, 1970, 2260, 2561, 2938, 3940, 4520, 5122, 5876, 7345, 7880, 10244, 11752, 12805, 14690, 20488, 22261, 25610, 29380, 44522, 51220, 58760, 89044, 102440, 111305, 178088, 222610, 289393, 445220, 578786, 890440, 1157572, 1446965, 2315144, 2893930, 5787860, 11575720]

約数ペア:

[(1, 11575720), (2, 5787860), (4, 2893930), (5, 2315144), (8, 1446965), (10, 1157572), (13, 890440), (20, 578786), (26, 445220), (40, 289393), (52, 222610), (65, 178088), (104, 111305), (113, 102440), (130, 89044), (197, 58760), (226, 51220), (260, 44522), (394, 29380), (452, 25610), (520, 22261), (565, 20488), (788, 14690), (904, 12805), (985, 11752), (1130, 10244), (1469, 7880), (1576, 7345), (1970, 5876), (2260, 5122), (2561, 4520), (2938, 3940)]