940497940

素因数分解:

$2^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{77471}}^1$

素因数の和:78087

約数の個数: 24

約数和(自身を含む): 1978324992

約数和(自身を除く): 1037827052

約数列:

[1, 2, 4, 5, 10, 20, 607, 1214, 2428, 3035, 6070, 12140, 77471, 154942, 309884, 387355, 774710, 1549420, 47024897, 94049794, 188099588, 235124485, 470248970, 940497940]

約数ペア:

[(1, 940497940), (2, 470248970), (4, 235124485), (5, 188099588), (10, 94049794), (20, 47024897), (607, 1549420), (1214, 774710), (2428, 387355), (3035, 309884), (6070, 154942), (12140, 77471)]