17984460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23057}}^1$

素因数の和:23082

約数の個数: 48

約数和(自身を含む): 54232416

約数和(自身を除く): 36247956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23057, 46114, 69171, 92228, 115285, 138342, 230570, 276684, 299741, 345855, 461140, 599482, 691710, 899223, 1198964, 1383420, 1498705, 1798446, 2997410, 3596892, 4496115, 5994820, 8992230, 17984460]

約数ペア:

[(1, 17984460), (2, 8992230), (3, 5994820), (4, 4496115), (5, 3596892), (6, 2997410), (10, 1798446), (12, 1498705), (13, 1383420), (15, 1198964), (20, 899223), (26, 691710), (30, 599482), (39, 461140), (52, 345855), (60, 299741), (65, 276684), (78, 230570), (130, 138342), (156, 115285), (195, 92228), (260, 69171), (390, 46114), (780, 23057)]