120017940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{285757}}^1$

素因数の和:285776

約数の個数: 48

約数和(自身を含む): 384058752

約数和(自身を除く): 264040812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 285757, 571514, 857271, 1143028, 1428785, 1714542, 2000299, 2857570, 3429084, 4000598, 4286355, 5715140, 6000897, 8001196, 8572710, 10001495, 12001794, 17145420, 20002990, 24003588, 30004485, 40005980, 60008970, 120017940]

約数ペア:

[(1, 120017940), (2, 60008970), (3, 40005980), (4, 30004485), (5, 24003588), (6, 20002990), (7, 17145420), (10, 12001794), (12, 10001495), (14, 8572710), (15, 8001196), (20, 6000897), (21, 5715140), (28, 4286355), (30, 4000598), (35, 3429084), (42, 2857570), (60, 2000299), (70, 1714542), (84, 1428785), (105, 1143028), (140, 857271), (210, 571514), (420, 285757)]