201999814820

素因数分解:

$2^2\times 5^1\times {\mathrm{12101}}^1\times {\mathrm{834641}}^1$

素因数の和:846751

約数の個数: 24

約数和(自身を含む): 424235174328

約数和(自身を除く): 222235359508

約数列:

[1, 2, 4, 5, 10, 20, 12101, 24202, 48404, 60505, 121010, 242020, 834641, 1669282, 3338564, 4173205, 8346410, 16692820, 10099990741, 20199981482, 40399962964, 50499953705, 100999907410, 201999814820]

約数ペア:

[(1, 201999814820), (2, 100999907410), (4, 50499953705), (5, 40399962964), (10, 20199981482), (20, 10099990741), (12101, 16692820), (24202, 8346410), (48404, 4173205), (60505, 3338564), (121010, 1669282), (242020, 834641)]