1877492740

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{4217}}^1$

素因数の和:4536

約数の個数: 48

約数和(自身を含む): 3998765232

約数和(自身を除く): 2121272492

約数列:

[1, 2, 4, 5, 10, 20, 113, 197, 226, 394, 452, 565, 788, 985, 1130, 1970, 2260, 3940, 4217, 8434, 16868, 21085, 22261, 42170, 44522, 84340, 89044, 111305, 222610, 445220, 476521, 830749, 953042, 1661498, 1906084, 2382605, 3322996, 4153745, 4765210, 8307490, 9530420, 16614980, 93874637, 187749274, 375498548, 469373185, 938746370, 1877492740]

約数ペア:

[(1, 1877492740), (2, 938746370), (4, 469373185), (5, 375498548), (10, 187749274), (20, 93874637), (113, 16614980), (197, 9530420), (226, 8307490), (394, 4765210), (452, 4153745), (565, 3322996), (788, 2382605), (985, 1906084), (1130, 1661498), (1970, 953042), (2260, 830749), (3940, 476521), (4217, 445220), (8434, 222610), (16868, 111305), (21085, 89044), (22261, 84340), (42170, 44522)]