78836120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179173}}^1$

素因数の和:179195

約数の個数: 32

約数和(自身を含む): 193507920

約数和(自身を除く): 114671800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 179173, 358346, 716692, 895865, 1433384, 1791730, 1970903, 3583460, 3941806, 7166920, 7883612, 9854515, 15767224, 19709030, 39418060, 78836120]

約数ペア:

[(1, 78836120), (2, 39418060), (4, 19709030), (5, 15767224), (8, 9854515), (10, 7883612), (11, 7166920), (20, 3941806), (22, 3583460), (40, 1970903), (44, 1791730), (55, 1433384), (88, 895865), (110, 716692), (220, 358346), (440, 179173)]