4770280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3847}}^1$

素因数の和:3889

約数の個数: 32

約数和(自身を含む): 11082240

約数和(自身を除く): 6311960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 3847, 7694, 15388, 19235, 30776, 38470, 76940, 119257, 153880, 238514, 477028, 596285, 954056, 1192570, 2385140, 4770280]

約数ペア:

[(1, 4770280), (2, 2385140), (4, 1192570), (5, 954056), (8, 596285), (10, 477028), (20, 238514), (31, 153880), (40, 119257), (62, 76940), (124, 38470), (155, 30776), (248, 19235), (310, 15388), (620, 7694), (1240, 3847)]