11739140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1181}}^1$

素因数の和:1268

約数の個数: 48

約数和(自身を含む): 28594944

約数和(自身を除く): 16855804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1181, 1420, 1988, 2362, 2485, 4724, 4970, 5905, 8267, 9940, 11810, 16534, 23620, 33068, 41335, 82670, 83851, 165340, 167702, 335404, 419255, 586957, 838510, 1173914, 1677020, 2347828, 2934785, 5869570, 11739140]

約数ペア:

[(1, 11739140), (2, 5869570), (4, 2934785), (5, 2347828), (7, 1677020), (10, 1173914), (14, 838510), (20, 586957), (28, 419255), (35, 335404), (70, 167702), (71, 165340), (140, 83851), (142, 82670), (284, 41335), (355, 33068), (497, 23620), (710, 16534), (994, 11810), (1181, 9940), (1420, 8267), (1988, 5905), (2362, 4970), (2485, 4724)]