15947893780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1251797}}^1$

素因数の和:1251833

約数の個数: 72

約数和(自身を含む): 41955261768

約数和(自身を除く): 26007367988

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 1251797, 2503594, 5007188, 6258985, 8762579, 12517970, 16273361, 17525158, 25035940, 32546722, 35050316, 43812895, 61338053, 65093444, 81366805, 87625790, 113913527, 122676106, 162733610, 175251580, 227827054, 245352212, 306690265, 325467220, 455654108, 569567635, 613380530, 797394689, 1139135270, 1226761060, 1594789378, 2278270540, 3189578756, 3986973445, 7973946890, 15947893780]

約数ペア:

[(1, 15947893780), (2, 7973946890), (4, 3986973445), (5, 3189578756), (7, 2278270540), (10, 1594789378), (13, 1226761060), (14, 1139135270), (20, 797394689), (26, 613380530), (28, 569567635), (35, 455654108), (49, 325467220), (52, 306690265), (65, 245352212), (70, 227827054), (91, 175251580), (98, 162733610), (130, 122676106), (140, 113913527), (182, 87625790), (196, 81366805), (245, 65093444), (260, 61338053), (364, 43812895), (455, 35050316), (490, 32546722), (637, 25035940), (910, 17525158), (980, 16273361), (1274, 12517970), (1820, 8762579), (2548, 6258985), (3185, 5007188), (6370, 2503594), (12740, 1251797)]