206621560

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97463}}^1$

素因数の和:97527

約数の個数: 32

約数和(自身を含む): 473675040

約数和(自身を除く): 267053480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 97463, 194926, 389852, 487315, 779704, 974630, 1949260, 3898520, 5165539, 10331078, 20662156, 25827695, 41324312, 51655390, 103310780, 206621560]

約数ペア:

[(1, 206621560), (2, 103310780), (4, 51655390), (5, 41324312), (8, 25827695), (10, 20662156), (20, 10331078), (40, 5165539), (53, 3898520), (106, 1949260), (212, 974630), (265, 779704), (424, 487315), (530, 389852), (1060, 194926), (2120, 97463)]