54667940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{491}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 121504320

約数和(自身を除く): 66836380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 293, 380, 491, 586, 982, 1172, 1465, 1964, 2455, 2930, 4910, 5567, 5860, 9329, 9820, 11134, 18658, 22268, 27835, 37316, 46645, 55670, 93290, 111340, 143863, 186580, 287726, 575452, 719315, 1438630, 2733397, 2877260, 5466794, 10933588, 13666985, 27333970, 54667940]

約数ペア:

[(1, 54667940), (2, 27333970), (4, 13666985), (5, 10933588), (10, 5466794), (19, 2877260), (20, 2733397), (38, 1438630), (76, 719315), (95, 575452), (190, 287726), (293, 186580), (380, 143863), (491, 111340), (586, 93290), (982, 55670), (1172, 46645), (1465, 37316), (1964, 27835), (2455, 22268), (2930, 18658), (4910, 11134), (5567, 9820), (5860, 9329)]