20152933420

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{860501}}^1$

素因数の和:861681

約数の個数: 24

約数和(自身を含む): 42357350448

約数和(自身を除く): 22204417028

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 4684, 5855, 11710, 23420, 860501, 1721002, 3442004, 4302505, 8605010, 17210020, 1007646671, 2015293342, 4030586684, 5038233355, 10076466710, 20152933420]

約数ペア:

[(1, 20152933420), (2, 10076466710), (4, 5038233355), (5, 4030586684), (10, 2015293342), (20, 1007646671), (1171, 17210020), (2342, 8605010), (4684, 4302505), (5855, 3442004), (11710, 1721002), (23420, 860501)]