238510280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{192347}}^1$

素因数の和:192389

約数の個数: 32

約数和(自身を含む): 553962240

約数和(自身を除く): 315451960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 192347, 384694, 769388, 961735, 1538776, 1923470, 3846940, 5962757, 7693880, 11925514, 23851028, 29813785, 47702056, 59627570, 119255140, 238510280]

約数ペア:

[(1, 238510280), (2, 119255140), (4, 59627570), (5, 47702056), (8, 29813785), (10, 23851028), (20, 11925514), (31, 7693880), (40, 5962757), (62, 3846940), (124, 1923470), (155, 1538776), (248, 961735), (310, 769388), (620, 384694), (1240, 192347)]