2788891620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{479191}}^1$

素因数の和:479300

約数の個数: 48

約数和(自身を含む): 7889417088

約数和(自身を除く): 5100525468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 479191, 958382, 1437573, 1916764, 2395955, 2875146, 4791910, 5750292, 7187865, 9583820, 14375730, 28751460, 46481527, 92963054, 139444581, 185926108, 232407635, 278889162, 464815270, 557778324, 697222905, 929630540, 1394445810, 2788891620]

約数ペア:

[(1, 2788891620), (2, 1394445810), (3, 929630540), (4, 697222905), (5, 557778324), (6, 464815270), (10, 278889162), (12, 232407635), (15, 185926108), (20, 139444581), (30, 92963054), (60, 46481527), (97, 28751460), (194, 14375730), (291, 9583820), (388, 7187865), (485, 5750292), (582, 4791910), (970, 2875146), (1164, 2395955), (1455, 1916764), (1940, 1437573), (2910, 958382), (5820, 479191)]