552796220

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{67579}}^1$

素因数の和:67997

約数の個数: 24

約数和(自身を含む): 1163727600

約数和(自身を除く): 610931380

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 67579, 135158, 270316, 337895, 675790, 1351580, 27639811, 55279622, 110559244, 138199055, 276398110, 552796220]

約数ペア:

[(1, 552796220), (2, 276398110), (4, 138199055), (5, 110559244), (10, 55279622), (20, 27639811), (409, 1351580), (818, 675790), (1636, 337895), (2045, 270316), (4090, 135158), (8180, 67579)]