201289910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{490951}}^1$

素因数の和:490999

約数の個数: 16

約数和(自身を含む): 371159712

約数和(自身を除く): 169869802

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 490951, 981902, 2454755, 4909510, 20128991, 40257982, 100644955, 201289910]

約数ペア:

[(1, 201289910), (2, 100644955), (5, 40257982), (10, 20128991), (41, 4909510), (82, 2454755), (205, 981902), (410, 490951)]