1520854930420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{25803443}}^1$

素因数の和:25803880

約数の個数: 48

約数和(自身を含む): 3658721931648

約数和(自身を除く): 2137867001228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 421, 842, 1684, 2105, 2947, 4210, 5894, 8420, 11788, 14735, 29470, 58940, 25803443, 51606886, 103213772, 129017215, 180624101, 258034430, 361248202, 516068860, 722496404, 903120505, 1806241010, 3612482020, 10863249503, 21726499006, 43452998012, 54316247515, 76042746521, 108632495030, 152085493042, 217264990060, 304170986084, 380213732605, 760427465210, 1520854930420]

約数ペア:

[(1, 1520854930420), (2, 760427465210), (4, 380213732605), (5, 304170986084), (7, 217264990060), (10, 152085493042), (14, 108632495030), (20, 76042746521), (28, 54316247515), (35, 43452998012), (70, 21726499006), (140, 10863249503), (421, 3612482020), (842, 1806241010), (1684, 903120505), (2105, 722496404), (2947, 516068860), (4210, 361248202), (5894, 258034430), (8420, 180624101), (11788, 129017215), (14735, 103213772), (29470, 51606886), (58940, 25803443)]