2019935470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{673}}^1\times {\mathrm{809}}^1$

素因数の和:1549

約数の個数: 64

約数和(自身を含む): 4245229440

約数和(自身を除く): 2225293970

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 673, 742, 809, 1346, 1618, 1855, 3365, 3710, 4045, 4711, 5663, 6730, 8090, 9422, 11326, 23555, 28315, 35669, 42877, 47110, 56630, 71338, 85754, 178345, 214385, 249683, 300139, 356690, 428770, 499366, 544457, 600278, 1088914, 1248415, 1500695, 2496830, 2722285, 3001390, 3811199, 5444570, 7622398, 19055995, 28856221, 38111990, 57712442, 144281105, 201993547, 288562210, 403987094, 1009967735, 2019935470]

約数ペア:

[(1, 2019935470), (2, 1009967735), (5, 403987094), (7, 288562210), (10, 201993547), (14, 144281105), (35, 57712442), (53, 38111990), (70, 28856221), (106, 19055995), (265, 7622398), (371, 5444570), (530, 3811199), (673, 3001390), (742, 2722285), (809, 2496830), (1346, 1500695), (1618, 1248415), (1855, 1088914), (3365, 600278), (3710, 544457), (4045, 499366), (4711, 428770), (5663, 356690), (6730, 300139), (8090, 249683), (9422, 214385), (11326, 178345), (23555, 85754), (28315, 71338), (35669, 56630), (42877, 47110)]