1520559220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4472233}}^1$

素因数の和:4472259

約数の個数: 24

約数和(自身を含む): 3381008904

約数和(自身を除く): 1860449684

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4472233, 8944466, 17888932, 22361165, 44722330, 76027961, 89444660, 152055922, 304111844, 380139805, 760279610, 1520559220]

約数ペア:

[(1, 1520559220), (2, 760279610), (4, 380139805), (5, 304111844), (10, 152055922), (17, 89444660), (20, 76027961), (34, 44722330), (68, 22361165), (85, 17888932), (170, 8944466), (340, 4472233)]