2201744840

素因数分解:

$2^3\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{21001}}^1$

素因数の和:23633

約数の個数: 32

約数和(自身を含む): 4956051960

約数和(自身を除く): 2754307120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2621, 5242, 10484, 13105, 20968, 21001, 26210, 42002, 52420, 84004, 104840, 105005, 168008, 210010, 420020, 840040, 55043621, 110087242, 220174484, 275218105, 440348968, 550436210, 1100872420, 2201744840]

約数ペア:

[(1, 2201744840), (2, 1100872420), (4, 550436210), (5, 440348968), (8, 275218105), (10, 220174484), (20, 110087242), (40, 55043621), (2621, 840040), (5242, 420020), (10484, 210010), (13105, 168008), (20968, 105005), (21001, 104840), (26210, 84004), (42002, 52420)]