5200208840

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{308801}}^1$

素因数の和:309233

約数の個数: 32

約数和(自身を含む): 11728299960

約数和(自身を除く): 6528091120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 16840, 308801, 617602, 1235204, 1544005, 2470408, 3088010, 6176020, 12352040, 130005221, 260010442, 520020884, 650026105, 1040041768, 1300052210, 2600104420, 5200208840]

約数ペア:

[(1, 5200208840), (2, 2600104420), (4, 1300052210), (5, 1040041768), (8, 650026105), (10, 520020884), (20, 260010442), (40, 130005221), (421, 12352040), (842, 6176020), (1684, 3088010), (2105, 2470408), (3368, 1544005), (4210, 1235204), (8420, 617602), (16840, 308801)]