1305390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 3195936

約数和(自身を除く): 1890546

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 821, 1590, 1642, 2463, 4105, 4926, 8210, 12315, 24630, 43513, 87026, 130539, 217565, 261078, 435130, 652695, 1305390]

約数ペア:

[(1, 1305390), (2, 652695), (3, 435130), (5, 261078), (6, 217565), (10, 130539), (15, 87026), (30, 43513), (53, 24630), (106, 12315), (159, 8210), (265, 4926), (318, 4105), (530, 2463), (795, 1642), (821, 1590)]