4265420

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{509}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 8996400

約数和(自身を除く): 4730980

約数列:

[1, 2, 4, 5, 10, 20, 419, 509, 838, 1018, 1676, 2036, 2095, 2545, 4190, 5090, 8380, 10180, 213271, 426542, 853084, 1066355, 2132710, 4265420]

約数ペア:

[(1, 4265420), (2, 2132710), (4, 1066355), (5, 853084), (10, 426542), (20, 213271), (419, 10180), (509, 8380), (838, 5090), (1018, 4190), (1676, 2545), (2036, 2095)]