492537940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1\times {\mathrm{1453}}^1$

素因数の和:2476

約数の個数: 48

約数和(自身を含む): 1097025552

約数和(自身を除く): 604487612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 997, 1453, 1994, 2906, 3988, 4985, 5812, 7265, 9970, 14530, 16949, 19940, 24701, 29060, 33898, 49402, 67796, 84745, 98804, 123505, 169490, 247010, 338980, 494020, 1448641, 2897282, 5794564, 7243205, 14486410, 24626897, 28972820, 49253794, 98507588, 123134485, 246268970, 492537940]

約数ペア:

[(1, 492537940), (2, 246268970), (4, 123134485), (5, 98507588), (10, 49253794), (17, 28972820), (20, 24626897), (34, 14486410), (68, 7243205), (85, 5794564), (170, 2897282), (340, 1448641), (997, 494020), (1453, 338980), (1994, 247010), (2906, 169490), (3988, 123505), (4985, 98804), (5812, 84745), (7265, 67796), (9970, 49402), (14530, 33898), (16949, 29060), (19940, 24701)]