27871980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4789}}^1$

素因数の和:4898

約数の個数: 48

約数和(自身を含む): 78862560

約数和(自身を除く): 50990580

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, 4789, 5820, 9578, 14367, 19156, 23945, 28734, 47890, 57468, 71835, 95780, 143670, 287340, 464533, 929066, 1393599, 1858132, 2322665, 2787198, 4645330, 5574396, 6967995, 9290660, 13935990, 27871980]

約数ペア:

[(1, 27871980), (2, 13935990), (3, 9290660), (4, 6967995), (5, 5574396), (6, 4645330), (10, 2787198), (12, 2322665), (15, 1858132), (20, 1393599), (30, 929066), (60, 464533), (97, 287340), (194, 143670), (291, 95780), (388, 71835), (485, 57468), (582, 47890), (970, 28734), (1164, 23945), (1455, 19156), (1940, 14367), (2910, 9578), (4789, 5820)]