193011780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{247451}}^1$

素因数の和:247476

約数の個数: 48

約数和(自身を含む): 582007104

約数和(自身を除く): 388995324

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, 247451, 494902, 742353, 989804, 1237255, 1484706, 2474510, 2969412, 3216863, 3711765, 4949020, 6433726, 7423530, 9650589, 12867452, 14847060, 16084315, 19301178, 32168630, 38602356, 48252945, 64337260, 96505890, 193011780]

約数ペア:

[(1, 193011780), (2, 96505890), (3, 64337260), (4, 48252945), (5, 38602356), (6, 32168630), (10, 19301178), (12, 16084315), (13, 14847060), (15, 12867452), (20, 9650589), (26, 7423530), (30, 6433726), (39, 4949020), (52, 3711765), (60, 3216863), (65, 2969412), (78, 2474510), (130, 1484706), (156, 1237255), (195, 989804), (260, 742353), (390, 494902), (780, 247451)]