1680491960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{6001757}}^1$

素因数の和:6001775

約数の個数: 32

約数和(自身を含む): 4321265760

約数和(自身を除く): 2640773800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 6001757, 12003514, 24007028, 30008785, 42012299, 48014056, 60017570, 84024598, 120035140, 168049196, 210061495, 240070280, 336098392, 420122990, 840245980, 1680491960]

約数ペア:

[(1, 1680491960), (2, 840245980), (4, 420122990), (5, 336098392), (7, 240070280), (8, 210061495), (10, 168049196), (14, 120035140), (20, 84024598), (28, 60017570), (35, 48014056), (40, 42012299), (56, 30008785), (70, 24007028), (140, 12003514), (280, 6001757)]