5200960040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2131541}}^1$

素因数の和:2131613

約数の個数: 32

約数和(自身を含む): 11894004360

約数和(自身を除く): 6693044320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 2131541, 4263082, 8526164, 10657705, 17052328, 21315410, 42630820, 85261640, 130024001, 260048002, 520096004, 650120005, 1040192008, 1300240010, 2600480020, 5200960040]

約数ペア:

[(1, 5200960040), (2, 2600480020), (4, 1300240010), (5, 1040192008), (8, 650120005), (10, 520096004), (20, 260048002), (40, 130024001), (61, 85261640), (122, 42630820), (244, 21315410), (305, 17052328), (488, 10657705), (610, 8526164), (1220, 4263082), (2440, 2131541)]