156745420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{602867}}^1$

素因数の和:602889

約数の個数: 24

約数和(自身を含む): 354486384

約数和(自身を除く): 197740964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 602867, 1205734, 2411468, 3014335, 6028670, 7837271, 12057340, 15674542, 31349084, 39186355, 78372710, 156745420]

約数ペア:

[(1, 156745420), (2, 78372710), (4, 39186355), (5, 31349084), (10, 15674542), (13, 12057340), (20, 7837271), (26, 6028670), (52, 3014335), (65, 2411468), (130, 1205734), (260, 602867)]