84416920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{301489}}^1$

素因数の和:301507

約数の個数: 32

約数和(自身を含む): 217072800

約数和(自身を除く): 132655880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 301489, 602978, 1205956, 1507445, 2110423, 2411912, 3014890, 4220846, 6029780, 8441692, 10552115, 12059560, 16883384, 21104230, 42208460, 84416920]

約数ペア:

[(1, 84416920), (2, 42208460), (4, 21104230), (5, 16883384), (7, 12059560), (8, 10552115), (10, 8441692), (14, 6029780), (20, 4220846), (28, 3014890), (35, 2411912), (40, 2110423), (56, 1507445), (70, 1205956), (140, 602978), (280, 301489)]