68484920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{244589}}^1$

素因数の和:244607

約数の個数: 32

約数和(自身を含む): 176104800

約数和(自身を除く): 107619880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 244589, 489178, 978356, 1222945, 1712123, 1956712, 2445890, 3424246, 4891780, 6848492, 8560615, 9783560, 13696984, 17121230, 34242460, 68484920]

約数ペア:

[(1, 68484920), (2, 34242460), (4, 17121230), (5, 13696984), (7, 9783560), (8, 8560615), (10, 6848492), (14, 4891780), (20, 3424246), (28, 2445890), (35, 1956712), (40, 1712123), (56, 1222945), (70, 978356), (140, 489178), (280, 244589)]