2305420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8867}}^1$

素因数の和:8889

約数の個数: 24

約数和(自身を含む): 5214384

約数和(自身を除く): 2908964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8867, 17734, 35468, 44335, 88670, 115271, 177340, 230542, 461084, 576355, 1152710, 2305420]

約数ペア:

[(1, 2305420), (2, 1152710), (4, 576355), (5, 461084), (10, 230542), (13, 177340), (20, 115271), (26, 88670), (52, 44335), (65, 35468), (130, 17734), (260, 8867)]