2129336420

素因数分解:

$2^2\times 5^1\times {\mathrm{5987}}^1\times {\mathrm{17783}}^1$

素因数の和:23779

約数の個数: 24

約数和(自身を含む): 4472604864

約数和(自身を除く): 2343268444

約数列:

[1, 2, 4, 5, 10, 20, 5987, 11974, 17783, 23948, 29935, 35566, 59870, 71132, 88915, 119740, 177830, 355660, 106466821, 212933642, 425867284, 532334105, 1064668210, 2129336420]

約数ペア:

[(1, 2129336420), (2, 1064668210), (4, 532334105), (5, 425867284), (10, 212933642), (20, 106466821), (5987, 355660), (11974, 177830), (17783, 119740), (23948, 88915), (29935, 71132), (35566, 59870)]